Home / 152,521,610.89-207,663,995.02-152,037,335.28

Finding the Fourth Proportional to 152,521,610.89, 207,663,995.02 and 152,037,335.28

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Solution

The fourth proportional to 152,521,610.89, 207,663,995.02 and 152,037,335.28 is: 207,004,635.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,521,610.89 : 207,663,995.02 = 152,037,335.28 : x
  2. Step 2: Convert to fraction form
    152,521,610.89/207,663,995.02 = 152,037,335.28/x
  3. Step 3: Cross multiply
    152,521,610.89x = 207,663,995.02 × 152,037,335.28
  4. Step 4: Simplify right side
    152,521,610.89x = 31,572,680,436,439,992
  5. Step 5: Solve for x
    x = 31,572,680,436,439,992/152,521,610.89
  6. Step 6: Final answer
    x = 207,004,635.29

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.