Home / 1,558,589,143.20-2,150,776,586.16-853,744,251.84

Finding the Fourth Proportional to 1,558,589,143.20, 2,150,776,586.16 and 853,744,251.84

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Solution

The fourth proportional to 1,558,589,143.20, 2,150,776,586.16 and 853,744,251.84 is: 1,178,125,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,589,143.20 : 2,150,776,586.16 = 853,744,251.84 : x
  2. Step 2: Convert to fraction form
    1,558,589,143.20/2,150,776,586.16 = 853,744,251.84/x
  3. Step 3: Cross multiply
    1,558,589,143.20x = 2,150,776,586.16 × 853,744,251.84
  4. Step 4: Simplify right side
    1,558,589,143.20x = 1,836,213,147,426,158,336
  5. Step 5: Solve for x
    x = 1,836,213,147,426,158,336/1,558,589,143.20
  6. Step 6: Final answer
    x = 1,178,125,200.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.