Home / 357,134,385.28-535,727,559.72-149,664,542.80

Finding the Fourth Proportional to 357,134,385.28, 535,727,559.72 and 149,664,542.80

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Solution

The fourth proportional to 357,134,385.28, 535,727,559.72 and 149,664,542.80 is: 224,507,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,134,385.28 : 535,727,559.72 = 149,664,542.80 : x
  2. Step 2: Convert to fraction form
    357,134,385.28/535,727,559.72 = 149,664,542.80/x
  3. Step 3: Cross multiply
    357,134,385.28x = 535,727,559.72 × 149,664,542.80
  4. Step 4: Simplify right side
    357,134,385.28x = 80,179,420,290,853,504
  5. Step 5: Solve for x
    x = 80,179,420,290,853,504/357,134,385.28
  6. Step 6: Final answer
    x = 224,507,702.41

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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.