Home / 88,003,752.80-132,131,600.40-49,740,000.80

Finding the Fourth Proportional to 88,003,752.80, 132,131,600.40 and 49,740,000.80

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Solution

The fourth proportional to 88,003,752.80, 132,131,600.40 and 49,740,000.80 is: 74,681,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,003,752.80 : 132,131,600.40 = 49,740,000.80 : x
  2. Step 2: Convert to fraction form
    88,003,752.80/132,131,600.40 = 49,740,000.80/x
  3. Step 3: Cross multiply
    88,003,752.80x = 132,131,600.40 × 49,740,000.80
  4. Step 4: Simplify right side
    88,003,752.80x = 6,572,225,909,601,280
  5. Step 5: Solve for x
    x = 6,572,225,909,601,280/88,003,752.80
  6. Step 6: Final answer
    x = 74,681,200.52

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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.