Home / 1,304,711,222.85-1,800,501,753.92-718,000,358.85

Finding the Fourth Proportional to 1,304,711,222.85, 1,800,501,753.92 and 718,000,358.85

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Solution

The fourth proportional to 1,304,711,222.85, 1,800,501,753.92 and 718,000,358.85 is: 990,840,641.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,711,222.85 : 1,800,501,753.92 = 718,000,358.85 : x
  2. Step 2: Convert to fraction form
    1,304,711,222.85/1,800,501,753.92 = 718,000,358.85/x
  3. Step 3: Cross multiply
    1,304,711,222.85x = 1,800,501,753.92 × 718,000,358.85
  4. Step 4: Simplify right side
    1,304,711,222.85x = 1,292,760,905,421,024,512
  5. Step 5: Solve for x
    x = 1,292,760,905,421,024,512/1,304,711,222.85
  6. Step 6: Final answer
    x = 990,840,641.81

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Double scale
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1.5x scale

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.