Home / 149,960,229.36-206,964,259.92-83,884,398.48

Finding the Fourth Proportional to 149,960,229.36, 206,964,259.92 and 83,884,398.48

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Solution

The fourth proportional to 149,960,229.36, 206,964,259.92 and 83,884,398.48 is: 115,771,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,960,229.36 : 206,964,259.92 = 83,884,398.48 : x
  2. Step 2: Convert to fraction form
    149,960,229.36/206,964,259.92 = 83,884,398.48/x
  3. Step 3: Cross multiply
    149,960,229.36x = 206,964,259.92 × 83,884,398.48
  4. Step 4: Simplify right side
    149,960,229.36x = 17,361,072,450,247,572
  5. Step 5: Solve for x
    x = 17,361,072,450,247,572/149,960,229.36
  6. Step 6: Final answer
    x = 115,771,178.29

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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.