Home / 156,901,073.50-235,351,609.08-57,198,192.71

Finding the Fourth Proportional to 156,901,073.50, 235,351,609.08 and 57,198,192.71

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Solution

The fourth proportional to 156,901,073.50, 235,351,609.08 and 57,198,192.71 is: 85,797,288.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,901,073.50 : 235,351,609.08 = 57,198,192.71 : x
  2. Step 2: Convert to fraction form
    156,901,073.50/235,351,609.08 = 57,198,192.71/x
  3. Step 3: Cross multiply
    156,901,073.50x = 235,351,609.08 × 57,198,192.71
  4. Step 4: Simplify right side
    156,901,073.50x = 13,461,686,690,766,426
  5. Step 5: Solve for x
    x = 13,461,686,690,766,426/156,901,073.50
  6. Step 6: Final answer
    x = 85,797,288.64

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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.