Home / 8,127,934,883.71-12,192,368,240.31-2,151,905,773.47

Finding the Fourth Proportional to 8,127,934,883.71, 12,192,368,240.31 and 2,151,905,773.47

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Solution

The fourth proportional to 8,127,934,883.71, 12,192,368,240.31 and 2,151,905,773.47 is: 3,227,982,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,934,883.71 : 12,192,368,240.31 = 2,151,905,773.47 : x
  2. Step 2: Convert to fraction form
    8,127,934,883.71/12,192,368,240.31 = 2,151,905,773.47/x
  3. Step 3: Cross multiply
    8,127,934,883.71x = 12,192,368,240.31 × 2,151,905,773.47
  4. Step 4: Simplify right side
    8,127,934,883.71x = 26,236,827,608,595,349,504
  5. Step 5: Solve for x
    x = 26,236,827,608,595,349,504/8,127,934,883.71
  6. Step 6: Final answer
    x = 3,227,982,013.14

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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.