Home / 80,838,203.70-121,257,305.55-23,332,350.90

Finding the Fourth Proportional to 80,838,203.70, 121,257,305.55 and 23,332,350.90

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Solution

The fourth proportional to 80,838,203.70, 121,257,305.55 and 23,332,350.90 is: 34,998,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,838,203.70 : 121,257,305.55 = 23,332,350.90 : x
  2. Step 2: Convert to fraction form
    80,838,203.70/121,257,305.55 = 23,332,350.90/x
  3. Step 3: Cross multiply
    80,838,203.70x = 121,257,305.55 × 23,332,350.90
  4. Step 4: Simplify right side
    80,838,203.70x = 2,829,218,002,281,117
  5. Step 5: Solve for x
    x = 2,829,218,002,281,117/80,838,203.70
  6. Step 6: Final answer
    x = 34,998,526.35

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1.5x scale

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.