Home / 138,773,320.44-208,013,498.13-46,569,635.55

Finding the Fourth Proportional to 138,773,320.44, 208,013,498.13 and 46,569,635.55

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Solution

The fourth proportional to 138,773,320.44, 208,013,498.13 and 46,569,635.55 is: 69,805,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,773,320.44 : 208,013,498.13 = 46,569,635.55 : x
  2. Step 2: Convert to fraction form
    138,773,320.44/208,013,498.13 = 46,569,635.55/x
  3. Step 3: Cross multiply
    138,773,320.44x = 208,013,498.13 × 46,569,635.55
  4. Step 4: Simplify right side
    138,773,320.44x = 9,687,112,797,394,706
  5. Step 5: Solve for x
    x = 9,687,112,797,394,706/138,773,320.44
  6. Step 6: Final answer
    x = 69,805,296.63

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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.