Home / 28,753,838,471.60-43,135,392,336.08-8,856,716,649.92

Finding the Fourth Proportional to 28,753,838,471.60, 43,135,392,336.08 and 8,856,716,649.92

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Solution

The fourth proportional to 28,753,838,471.60, 43,135,392,336.08 and 8,856,716,649.92 is: 13,286,502,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,753,838,471.60 : 43,135,392,336.08 = 8,856,716,649.92 : x
  2. Step 2: Convert to fraction form
    28,753,838,471.60/43,135,392,336.08 = 8,856,716,649.92/x
  3. Step 3: Cross multiply
    28,753,838,471.60x = 43,135,392,336.08 × 8,856,716,649.92
  4. Step 4: Simplify right side
    28,753,838,471.60x = 382,037,947,503,791,308,800
  5. Step 5: Solve for x
    x = 382,037,947,503,791,308,800/28,753,838,471.60
  6. Step 6: Final answer
    x = 13,286,502,526.65

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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.