Home / 451,502,486.48-677,181,188.28-123,901,472.72

Finding the Fourth Proportional to 451,502,486.48, 677,181,188.28 and 123,901,472.72

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Solution

The fourth proportional to 451,502,486.48, 677,181,188.28 and 123,901,472.72 is: 185,832,302.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,502,486.48 : 677,181,188.28 = 123,901,472.72 : x
  2. Step 2: Convert to fraction form
    451,502,486.48/677,181,188.28 = 123,901,472.72/x
  3. Step 3: Cross multiply
    451,502,486.48x = 677,181,188.28 × 123,901,472.72
  4. Step 4: Simplify right side
    451,502,486.48x = 83,903,746,526,171,600
  5. Step 5: Solve for x
    x = 83,903,746,526,171,600/451,502,486.48
  6. Step 6: Final answer
    x = 185,832,302.23

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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.