Home / 87,962,805.60-131,944,208.40-47,652,021.60

Finding the Fourth Proportional to 87,962,805.60, 131,944,208.40 and 47,652,021.60

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Solution

The fourth proportional to 87,962,805.60, 131,944,208.40 and 47,652,021.60 is: 71,478,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,962,805.60 : 131,944,208.40 = 47,652,021.60 : x
  2. Step 2: Convert to fraction form
    87,962,805.60/131,944,208.40 = 47,652,021.60/x
  3. Step 3: Cross multiply
    87,962,805.60x = 131,944,208.40 × 47,652,021.60
  4. Step 4: Simplify right side
    87,962,805.60x = 6,287,408,268,671,702
  5. Step 5: Solve for x
    x = 6,287,408,268,671,702/87,962,805.60
  6. Step 6: Final answer
    x = 71,478,032.40

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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.