Home / 650,357,839.92-975,380,560.28-300,267,540.54

Finding the Fourth Proportional to 650,357,839.92, 975,380,560.28 and 300,267,540.54

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Solution

The fourth proportional to 650,357,839.92, 975,380,560.28 and 300,267,540.54 is: 450,329,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,357,839.92 : 975,380,560.28 = 300,267,540.54 : x
  2. Step 2: Convert to fraction form
    650,357,839.92/975,380,560.28 = 300,267,540.54/x
  3. Step 3: Cross multiply
    650,357,839.92x = 975,380,560.28 × 300,267,540.54
  4. Step 4: Simplify right side
    650,357,839.92x = 292,875,121,925,802,816
  5. Step 5: Solve for x
    x = 292,875,121,925,802,816/650,357,839.92
  6. Step 6: Final answer
    x = 450,329,194.10

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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.