Home / 157,788,708.10-236,683,062.15-42,773,065.90

Finding the Fourth Proportional to 157,788,708.10, 236,683,062.15 and 42,773,065.90

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Solution

The fourth proportional to 157,788,708.10, 236,683,062.15 and 42,773,065.90 is: 64,159,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,708.10 : 236,683,062.15 = 42,773,065.90 : x
  2. Step 2: Convert to fraction form
    157,788,708.10/236,683,062.15 = 42,773,065.90/x
  3. Step 3: Cross multiply
    157,788,708.10x = 236,683,062.15 × 42,773,065.90
  4. Step 4: Simplify right side
    157,788,708.10x = 10,123,660,214,755,746
  5. Step 5: Solve for x
    x = 10,123,660,214,755,746/157,788,708.10
  6. Step 6: Final answer
    x = 64,159,598.85

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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.