Home / 140,656,624.22-194,103,572.33-77,932,493.39

Finding the Fourth Proportional to 140,656,624.22, 194,103,572.33 and 77,932,493.39

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Solution

The fourth proportional to 140,656,624.22, 194,103,572.33 and 77,932,493.39 is: 107,545,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,656,624.22 : 194,103,572.33 = 77,932,493.39 : x
  2. Step 2: Convert to fraction form
    140,656,624.22/194,103,572.33 = 77,932,493.39/x
  3. Step 3: Cross multiply
    140,656,624.22x = 194,103,572.33 × 77,932,493.39
  4. Step 4: Simplify right side
    140,656,624.22x = 15,126,975,366,222,932
  5. Step 5: Solve for x
    x = 15,126,975,366,222,932/140,656,624.22
  6. Step 6: Final answer
    x = 107,545,417.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.