Home / 151,002,319.20-225,983,030.76-92,671,277.28

Finding the Fourth Proportional to 151,002,319.20, 225,983,030.76 and 92,671,277.28

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Solution

The fourth proportional to 151,002,319.20, 225,983,030.76 and 92,671,277.28 is: 138,687,512.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,002,319.20 : 225,983,030.76 = 92,671,277.28 : x
  2. Step 2: Convert to fraction form
    151,002,319.20/225,983,030.76 = 92,671,277.28/x
  3. Step 3: Cross multiply
    151,002,319.20x = 225,983,030.76 × 92,671,277.28
  4. Step 4: Simplify right side
    151,002,319.20x = 20,942,136,104,134,728
  5. Step 5: Solve for x
    x = 20,942,136,104,134,728/151,002,319.20
  6. Step 6: Final answer
    x = 138,687,512.98

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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.