Home / 131,639,884.80-197,459,827.20-63,615,436.80

Finding the Fourth Proportional to 131,639,884.80, 197,459,827.20 and 63,615,436.80

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Solution

The fourth proportional to 131,639,884.80, 197,459,827.20 and 63,615,436.80 is: 95,423,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,639,884.80 : 197,459,827.20 = 63,615,436.80 : x
  2. Step 2: Convert to fraction form
    131,639,884.80/197,459,827.20 = 63,615,436.80/x
  3. Step 3: Cross multiply
    131,639,884.80x = 197,459,827.20 × 63,615,436.80
  4. Step 4: Simplify right side
    131,639,884.80x = 12,561,493,157,780,520
  5. Step 5: Solve for x
    x = 12,561,493,157,780,520/131,639,884.80
  6. Step 6: Final answer
    x = 95,423,155.20

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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.