Home / 150,056,453.10-207,073,456.35-83,078,395.29

Finding the Fourth Proportional to 150,056,453.10, 207,073,456.35 and 83,078,395.29

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Solution

The fourth proportional to 150,056,453.10, 207,073,456.35 and 83,078,395.29 is: 114,645,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,056,453.10 : 207,073,456.35 = 83,078,395.29 : x
  2. Step 2: Convert to fraction form
    150,056,453.10/207,073,456.35 = 83,078,395.29/x
  3. Step 3: Cross multiply
    150,056,453.10x = 207,073,456.35 × 83,078,395.29
  4. Step 4: Simplify right side
    150,056,453.10x = 17,203,330,460,711,862
  5. Step 5: Solve for x
    x = 17,203,330,460,711,862/150,056,453.10
  6. Step 6: Final answer
    x = 114,645,722.36

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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.