Home / 38,820,094,463,948-53,573,414,347,976-21,497,749,559,778

Finding the Fourth Proportional to 38,820,094,463,948, 53,573,414,347,976 and 21,497,749,559,778

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Solution

The fourth proportional to 38,820,094,463,948, 53,573,414,347,976 and 21,497,749,559,778 is: 29,667,826,949,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,820,094,463,948 : 53,573,414,347,976 = 21,497,749,559,778 : x
  2. Step 2: Convert to fraction form
    38,820,094,463,948/53,573,414,347,976 = 21,497,749,559,778/x
  3. Step 3: Cross multiply
    38,820,094,463,948x = 53,573,414,347,976 × 21,497,749,559,778
  4. Step 4: Simplify right side
    38,820,094,463,948x = 1,151,707,844,715,005,502,809,964,544
  5. Step 5: Solve for x
    x = 1,151,707,844,715,005,502,809,964,544/38,820,094,463,948
  6. Step 6: Final answer
    x = 29,667,826,949,380.30

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Double scale
Find fourth proportional to 38,820,094,463,949, 53,573,414,347,977.38 and 21,497,749,559,779
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.