Home / 88,581,700.20-132,872,550.30-72,425,893.80

Finding the Fourth Proportional to 88,581,700.20, 132,872,550.30 and 72,425,893.80

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Solution

The fourth proportional to 88,581,700.20, 132,872,550.30 and 72,425,893.80 is: 108,638,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,581,700.20 : 132,872,550.30 = 72,425,893.80 : x
  2. Step 2: Convert to fraction form
    88,581,700.20/132,872,550.30 = 72,425,893.80/x
  3. Step 3: Cross multiply
    88,581,700.20x = 132,872,550.30 × 72,425,893.80
  4. Step 4: Simplify right side
    88,581,700.20x = 9,623,413,216,962,958
  5. Step 5: Solve for x
    x = 9,623,413,216,962,958/88,581,700.20
  6. Step 6: Final answer
    x = 108,638,840.70

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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.