Home / 202,464,743.68-304,181,613.60-129,823,844.32

Finding the Fourth Proportional to 202,464,743.68, 304,181,613.60 and 129,823,844.32

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Solution

The fourth proportional to 202,464,743.68, 304,181,613.60 and 129,823,844.32 is: 195,046,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,464,743.68 : 304,181,613.60 = 129,823,844.32 : x
  2. Step 2: Convert to fraction form
    202,464,743.68/304,181,613.60 = 129,823,844.32/x
  3. Step 3: Cross multiply
    202,464,743.68x = 304,181,613.60 × 129,823,844.32
  4. Step 4: Simplify right side
    202,464,743.68x = 39,490,026,449,012,792
  5. Step 5: Solve for x
    x = 39,490,026,449,012,792/202,464,743.68
  6. Step 6: Final answer
    x = 195,046,434.91

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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.