Home / 154,433,101.30-231,680,755.95-45,258,061.30

Finding the Fourth Proportional to 154,433,101.30, 231,680,755.95 and 45,258,061.30

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Solution

The fourth proportional to 154,433,101.30, 231,680,755.95 and 45,258,061.30 is: 67,896,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,433,101.30 : 231,680,755.95 = 45,258,061.30 : x
  2. Step 2: Convert to fraction form
    154,433,101.30/231,680,755.95 = 45,258,061.30/x
  3. Step 3: Cross multiply
    154,433,101.30x = 231,680,755.95 × 45,258,061.30
  4. Step 4: Simplify right side
    154,433,101.30x = 10,485,421,854,815,438
  5. Step 5: Solve for x
    x = 10,485,421,854,815,438/154,433,101.30
  6. Step 6: Final answer
    x = 67,896,207.27

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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.