Home / 90,688,524.60-136,050,501.60-36,091,819.20

Finding the Fourth Proportional to 90,688,524.60, 136,050,501.60 and 36,091,819.20

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Solution

The fourth proportional to 90,688,524.60, 136,050,501.60 and 36,091,819.20 is: 54,144,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,688,524.60 : 136,050,501.60 = 36,091,819.20 : x
  2. Step 2: Convert to fraction form
    90,688,524.60/136,050,501.60 = 36,091,819.20/x
  3. Step 3: Cross multiply
    90,688,524.60x = 136,050,501.60 × 36,091,819.20
  4. Step 4: Simplify right side
    90,688,524.60x = 4,910,310,105,816,511
  5. Step 5: Solve for x
    x = 4,910,310,105,816,511/90,688,524.60
  6. Step 6: Final answer
    x = 54,144,778.82

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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.