Home / 102,057,414.30-153,086,121.45-97,805,886.30

Finding the Fourth Proportional to 102,057,414.30, 153,086,121.45 and 97,805,886.30

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Solution

The fourth proportional to 102,057,414.30, 153,086,121.45 and 97,805,886.30 is: 146,708,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,057,414.30 : 153,086,121.45 = 97,805,886.30 : x
  2. Step 2: Convert to fraction form
    102,057,414.30/153,086,121.45 = 97,805,886.30/x
  3. Step 3: Cross multiply
    102,057,414.30x = 153,086,121.45 × 97,805,886.30
  4. Step 4: Simplify right side
    102,057,414.30x = 14,972,723,788,646,690
  5. Step 5: Solve for x
    x = 14,972,723,788,646,690/102,057,414.30
  6. Step 6: Final answer
    x = 146,708,829.45

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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.