Home / 104,856,006.90-157,284,010.35-68,576,301.30

Finding the Fourth Proportional to 104,856,006.90, 157,284,010.35 and 68,576,301.30

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Solution

The fourth proportional to 104,856,006.90, 157,284,010.35 and 68,576,301.30 is: 102,864,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,856,006.90 : 157,284,010.35 = 68,576,301.30 : x
  2. Step 2: Convert to fraction form
    104,856,006.90/157,284,010.35 = 68,576,301.30/x
  3. Step 3: Cross multiply
    104,856,006.90x = 157,284,010.35 × 68,576,301.30
  4. Step 4: Simplify right side
    104,856,006.90x = 10,785,955,683,433,918
  5. Step 5: Solve for x
    x = 10,785,955,683,433,918/104,856,006.90
  6. Step 6: Final answer
    x = 102,864,451.95

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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.