Home / 157,788,800.10-236,683,200.15-42,773,157.90

Finding the Fourth Proportional to 157,788,800.10, 236,683,200.15 and 42,773,157.90

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Solution

The fourth proportional to 157,788,800.10, 236,683,200.15 and 42,773,157.90 is: 64,159,736.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,800.10 : 236,683,200.15 = 42,773,157.90 : x
  2. Step 2: Convert to fraction form
    157,788,800.10/236,683,200.15 = 42,773,157.90/x
  3. Step 3: Cross multiply
    157,788,800.10x = 236,683,200.15 × 42,773,157.90
  4. Step 4: Simplify right side
    157,788,800.10x = 10,123,687,892,293,254
  5. Step 5: Solve for x
    x = 10,123,687,892,293,254/157,788,800.10
  6. Step 6: Final answer
    x = 64,159,736.85

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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.