Home / 116,028,963.38-160,122,998.70-63,819,369.17

Finding the Fourth Proportional to 116,028,963.38, 160,122,998.70 and 63,819,369.17

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Solution

The fourth proportional to 116,028,963.38, 160,122,998.70 and 63,819,369.17 is: 88,072,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,028,963.38 : 160,122,998.70 = 63,819,369.17 : x
  2. Step 2: Convert to fraction form
    116,028,963.38/160,122,998.70 = 63,819,369.17/x
  3. Step 3: Cross multiply
    116,028,963.38x = 160,122,998.70 × 63,819,369.17
  4. Step 4: Simplify right side
    116,028,963.38x = 10,218,948,766,442,576
  5. Step 5: Solve for x
    x = 10,218,948,766,442,576/116,028,963.38
  6. Step 6: Final answer
    x = 88,072,395.62

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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.