Home / 149,761,229.04-206,678,479.50-83,683,331.28

Finding the Fourth Proportional to 149,761,229.04, 206,678,479.50 and 83,683,331.28

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Solution

The fourth proportional to 149,761,229.04, 206,678,479.50 and 83,683,331.28 is: 115,487,458.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,761,229.04 : 206,678,479.50 = 83,683,331.28 : x
  2. Step 2: Convert to fraction form
    149,761,229.04/206,678,479.50 = 83,683,331.28/x
  3. Step 3: Cross multiply
    149,761,229.04x = 206,678,479.50 × 83,683,331.28
  4. Step 4: Simplify right side
    149,761,229.04x = 17,295,543,668,445,190
  5. Step 5: Solve for x
    x = 17,295,543,668,445,190/149,761,229.04
  6. Step 6: Final answer
    x = 115,487,458.13

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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.