Home / 84,817,248.30-127,225,872.45-30,291,401.70

Finding the Fourth Proportional to 84,817,248.30, 127,225,872.45 and 30,291,401.70

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Solution

The fourth proportional to 84,817,248.30, 127,225,872.45 and 30,291,401.70 is: 45,437,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,817,248.30 : 127,225,872.45 = 30,291,401.70 : x
  2. Step 2: Convert to fraction form
    84,817,248.30/127,225,872.45 = 30,291,401.70/x
  3. Step 3: Cross multiply
    84,817,248.30x = 127,225,872.45 × 30,291,401.70
  4. Step 4: Simplify right side
    84,817,248.30x = 3,853,850,009,015,913
  5. Step 5: Solve for x
    x = 3,853,850,009,015,913/84,817,248.30
  6. Step 6: Final answer
    x = 45,437,102.55

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Similar ratio
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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.