Home / 187,488,045.90-281,232,068.85-79,768,673.10

Finding the Fourth Proportional to 187,488,045.90, 281,232,068.85 and 79,768,673.10

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Solution

The fourth proportional to 187,488,045.90, 281,232,068.85 and 79,768,673.10 is: 119,653,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,488,045.90 : 281,232,068.85 = 79,768,673.10 : x
  2. Step 2: Convert to fraction form
    187,488,045.90/281,232,068.85 = 79,768,673.10/x
  3. Step 3: Cross multiply
    187,488,045.90x = 281,232,068.85 × 79,768,673.10
  4. Step 4: Simplify right side
    187,488,045.90x = 22,433,508,965,332,344
  5. Step 5: Solve for x
    x = 22,433,508,965,332,344/187,488,045.90
  6. Step 6: Final answer
    x = 119,653,009.65

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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.