Home / 90,969,092.10-136,360,635.98-44,840,013.30

Finding the Fourth Proportional to 90,969,092.10, 136,360,635.98 and 44,840,013.30

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Solution

The fourth proportional to 90,969,092.10, 136,360,635.98 and 44,840,013.30 is: 67,214,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,969,092.10 : 136,360,635.98 = 44,840,013.30 : x
  2. Step 2: Convert to fraction form
    90,969,092.10/136,360,635.98 = 44,840,013.30/x
  3. Step 3: Cross multiply
    90,969,092.10x = 136,360,635.98 × 44,840,013.30
  4. Step 4: Simplify right side
    90,969,092.10x = 6,114,412,730,715,458
  5. Step 5: Solve for x
    x = 6,114,412,730,715,458/90,969,092.10
  6. Step 6: Final answer
    x = 67,214,177.80

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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.