Home / 132,000,909.60-198,001,364.40-82,895,761.20

Finding the Fourth Proportional to 132,000,909.60, 198,001,364.40 and 82,895,761.20

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Solution

The fourth proportional to 132,000,909.60, 198,001,364.40 and 82,895,761.20 is: 124,343,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000,909.60 : 198,001,364.40 = 82,895,761.20 : x
  2. Step 2: Convert to fraction form
    132,000,909.60/198,001,364.40 = 82,895,761.20/x
  3. Step 3: Cross multiply
    132,000,909.60x = 198,001,364.40 × 82,895,761.20
  4. Step 4: Simplify right side
    132,000,909.60x = 16,413,473,820,576,582
  5. Step 5: Solve for x
    x = 16,413,473,820,576,582/132,000,909.60
  6. Step 6: Final answer
    x = 124,343,641.80

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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.