Home / 292,816,194.40-439,098,320.40-147,193,487.20

Finding the Fourth Proportional to 292,816,194.40, 439,098,320.40 and 147,193,487.20

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Solution

The fourth proportional to 292,816,194.40, 439,098,320.40 and 147,193,487.20 is: 220,726,907.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,816,194.40 : 439,098,320.40 = 147,193,487.20 : x
  2. Step 2: Convert to fraction form
    292,816,194.40/439,098,320.40 = 147,193,487.20/x
  3. Step 3: Cross multiply
    292,816,194.40x = 439,098,320.40 × 147,193,487.20
  4. Step 4: Simplify right side
    292,816,194.40x = 64,632,413,003,338,888
  5. Step 5: Solve for x
    x = 64,632,413,003,338,888/292,816,194.40
  6. Step 6: Final answer
    x = 220,726,907.32

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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.