Home / 87,408,779.60-131,192,484.60-44,307,966.80

Finding the Fourth Proportional to 87,408,779.60, 131,192,484.60 and 44,307,966.80

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Solution

The fourth proportional to 87,408,779.60, 131,192,484.60 and 44,307,966.80 is: 66,502,155.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,408,779.60 : 131,192,484.60 = 44,307,966.80 : x
  2. Step 2: Convert to fraction form
    87,408,779.60/131,192,484.60 = 44,307,966.80/x
  3. Step 3: Cross multiply
    87,408,779.60x = 131,192,484.60 × 44,307,966.80
  4. Step 4: Simplify right side
    87,408,779.60x = 5,812,872,252,066,311
  5. Step 5: Solve for x
    x = 5,812,872,252,066,311/87,408,779.60
  6. Step 6: Final answer
    x = 66,502,155.49

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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.