Home / 5,381,955,748.80-8,072,933,623.20-4,645,856,819.70

Finding the Fourth Proportional to 5,381,955,748.80, 8,072,933,623.20 and 4,645,856,819.70

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Solution

The fourth proportional to 5,381,955,748.80, 8,072,933,623.20 and 4,645,856,819.70 is: 6,968,785,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,955,748.80 : 8,072,933,623.20 = 4,645,856,819.70 : x
  2. Step 2: Convert to fraction form
    5,381,955,748.80/8,072,933,623.20 = 4,645,856,819.70/x
  3. Step 3: Cross multiply
    5,381,955,748.80x = 8,072,933,623.20 × 4,645,856,819.70
  4. Step 4: Simplify right side
    5,381,955,748.80x = 37,505,693,728,329,146,368
  5. Step 5: Solve for x
    x = 37,505,693,728,329,146,368/5,381,955,748.80
  6. Step 6: Final answer
    x = 6,968,785,229.55

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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.