Home / 87,927,607.20-131,829,970.80-52,007,325.60

Finding the Fourth Proportional to 87,927,607.20, 131,829,970.80 and 52,007,325.60

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Solution

The fourth proportional to 87,927,607.20, 131,829,970.80 and 52,007,325.60 is: 77,974,647.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,927,607.20 : 131,829,970.80 = 52,007,325.60 : x
  2. Step 2: Convert to fraction form
    87,927,607.20/131,829,970.80 = 52,007,325.60/x
  3. Step 3: Cross multiply
    87,927,607.20x = 131,829,970.80 × 52,007,325.60
  4. Step 4: Simplify right side
    87,927,607.20x = 6,856,124,215,234,093
  5. Step 5: Solve for x
    x = 6,856,124,215,234,093/87,927,607.20
  6. Step 6: Final answer
    x = 77,974,647.94

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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.