Home / 402,631,456.01-555,566,591.39-226,408,944.65

Finding the Fourth Proportional to 402,631,456.01, 555,566,591.39 and 226,408,944.65

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Solution

The fourth proportional to 402,631,456.01, 555,566,591.39 and 226,408,944.65 is: 312,407,895.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,631,456.01 : 555,566,591.39 = 226,408,944.65 : x
  2. Step 2: Convert to fraction form
    402,631,456.01/555,566,591.39 = 226,408,944.65/x
  3. Step 3: Cross multiply
    402,631,456.01x = 555,566,591.39 × 226,408,944.65
  4. Step 4: Simplify right side
    402,631,456.01x = 125,785,245,635,497,808
  5. Step 5: Solve for x
    x = 125,785,245,635,497,808/402,631,456.01
  6. Step 6: Final answer
    x = 312,407,895.01

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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.