Home / 157,771,385.52-236,682,508.29-48,596,505.78

Finding the Fourth Proportional to 157,771,385.52, 236,682,508.29 and 48,596,505.78

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Solution

The fourth proportional to 157,771,385.52, 236,682,508.29 and 48,596,505.78 is: 72,902,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,771,385.52 : 236,682,508.29 = 48,596,505.78 : x
  2. Step 2: Convert to fraction form
    157,771,385.52/236,682,508.29 = 48,596,505.78/x
  3. Step 3: Cross multiply
    157,771,385.52x = 236,682,508.29 × 48,596,505.78
  4. Step 4: Simplify right side
    157,771,385.52x = 11,501,942,882,139,882
  5. Step 5: Solve for x
    x = 11,501,942,882,139,882/157,771,385.52
  6. Step 6: Final answer
    x = 72,902,591.58

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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.