Home / 8,905,807,307.04-12,290,254,086.56-5,239,739,585.73

Finding the Fourth Proportional to 8,905,807,307.04, 12,290,254,086.56 and 5,239,739,585.73

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Solution

The fourth proportional to 8,905,807,307.04, 12,290,254,086.56 and 5,239,739,585.73 is: 7,230,981,834.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,807,307.04 : 12,290,254,086.56 = 5,239,739,585.73 : x
  2. Step 2: Convert to fraction form
    8,905,807,307.04/12,290,254,086.56 = 5,239,739,585.73/x
  3. Step 3: Cross multiply
    8,905,807,307.04x = 12,290,254,086.56 × 5,239,739,585.73
  4. Step 4: Simplify right side
    8,905,807,307.04x = 64,397,730,856,002,134,016
  5. Step 5: Solve for x
    x = 64,397,730,856,002,134,016/8,905,807,307.04
  6. Step 6: Final answer
    x = 7,230,981,834.19

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Double scale
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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.