Home / 437,187,840.10-656,033,702.55-164,754,124.90

Finding the Fourth Proportional to 437,187,840.10, 656,033,702.55 and 164,754,124.90

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Solution

The fourth proportional to 437,187,840.10, 656,033,702.55 and 164,754,124.90 is: 247,226,131.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,187,840.10 : 656,033,702.55 = 164,754,124.90 : x
  2. Step 2: Convert to fraction form
    437,187,840.10/656,033,702.55 = 164,754,124.90/x
  3. Step 3: Cross multiply
    437,187,840.10x = 656,033,702.55 × 164,754,124.90
  4. Step 4: Simplify right side
    437,187,840.10x = 108,084,258,568,532,144
  5. Step 5: Solve for x
    x = 108,084,258,568,532,144/437,187,840.10
  6. Step 6: Final answer
    x = 247,226,131.78

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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.