Home / 437,290,237.10-656,187,298.05-164,856,521.90

Finding the Fourth Proportional to 437,290,237.10, 656,187,298.05 and 164,856,521.90

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Solution

The fourth proportional to 437,290,237.10, 656,187,298.05 and 164,856,521.90 is: 247,379,764.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,290,237.10 : 656,187,298.05 = 164,856,521.90 : x
  2. Step 2: Convert to fraction form
    437,290,237.10/656,187,298.05 = 164,856,521.90/x
  3. Step 3: Cross multiply
    437,290,237.10x = 656,187,298.05 × 164,856,521.90
  4. Step 4: Simplify right side
    437,290,237.10x = 108,176,755,671,481,648
  5. Step 5: Solve for x
    x = 108,176,755,671,481,648/437,290,237.10
  6. Step 6: Final answer
    x = 247,379,764.04

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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.