Home / 372,221,154.90-558,073,177.92-164,846,561.94

Finding the Fourth Proportional to 372,221,154.90, 558,073,177.92 and 164,846,561.94

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Solution

The fourth proportional to 372,221,154.90, 558,073,177.92 and 164,846,561.94 is: 247,155,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,221,154.90 : 558,073,177.92 = 164,846,561.94 : x
  2. Step 2: Convert to fraction form
    372,221,154.90/558,073,177.92 = 164,846,561.94/x
  3. Step 3: Cross multiply
    372,221,154.90x = 558,073,177.92 × 164,846,561.94
  4. Step 4: Simplify right side
    372,221,154.90x = 91,996,444,691,041,904
  5. Step 5: Solve for x
    x = 91,996,444,691,041,904/372,221,154.90
  6. Step 6: Final answer
    x = 247,155,336.23

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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.