Home / 898,557,336.96-1,347,980,837.34-276,772,279.73

Finding the Fourth Proportional to 898,557,336.96, 1,347,980,837.34 and 276,772,279.73

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Solution

The fourth proportional to 898,557,336.96, 1,347,980,837.34 and 276,772,279.73 is: 415,203,030.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,557,336.96 : 1,347,980,837.34 = 276,772,279.73 : x
  2. Step 2: Convert to fraction form
    898,557,336.96/1,347,980,837.34 = 276,772,279.73/x
  3. Step 3: Cross multiply
    898,557,336.96x = 1,347,980,837.34 × 276,772,279.73
  4. Step 4: Simplify right side
    898,557,336.96x = 373,083,729,376,206,208
  5. Step 5: Solve for x
    x = 373,083,729,376,206,208/898,557,336.96
  6. Step 6: Final answer
    x = 415,203,030.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.