Home / 39,765,659,828.73-54,876,596,068.73-21,701,176,083.69

Finding the Fourth Proportional to 39,765,659,828.73, 54,876,596,068.73 and 21,701,176,083.69

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Solution

The fourth proportional to 39,765,659,828.73, 54,876,596,068.73 and 21,701,176,083.69 is: 29,947,615,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,765,659,828.73 : 54,876,596,068.73 = 21,701,176,083.69 : x
  2. Step 2: Convert to fraction form
    39,765,659,828.73/54,876,596,068.73 = 21,701,176,083.69/x
  3. Step 3: Cross multiply
    39,765,659,828.73x = 54,876,596,068.73 × 21,701,176,083.69
  4. Step 4: Simplify right side
    39,765,659,828.73x = 1,190,886,674,161,040,097,280
  5. Step 5: Solve for x
    x = 1,190,886,674,161,040,097,280/39,765,659,828.73
  6. Step 6: Final answer
    x = 29,947,615,085.23

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Double scale
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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.