Home / 157,622,622.87-236,354,557.14-52,540,761.15

Finding the Fourth Proportional to 157,622,622.87, 236,354,557.14 and 52,540,761.15

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Solution

The fourth proportional to 157,622,622.87, 236,354,557.14 and 52,540,761.15 is: 78,784,682.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,622,622.87 : 236,354,557.14 = 52,540,761.15 : x
  2. Step 2: Convert to fraction form
    157,622,622.87/236,354,557.14 = 52,540,761.15/x
  3. Step 3: Cross multiply
    157,622,622.87x = 236,354,557.14 × 52,540,761.15
  4. Step 4: Simplify right side
    157,622,622.87x = 12,418,248,333,406,766
  5. Step 5: Solve for x
    x = 12,418,248,333,406,766/157,622,622.87
  6. Step 6: Final answer
    x = 78,784,682.73

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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.