Home / 372,107,000-558,117,911.04-99,499,024.64

Finding the Fourth Proportional to 372,107,000, 558,117,911.04 and 99,499,024.64

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Solution

The fourth proportional to 372,107,000, 558,117,911.04 and 99,499,024.64 is: 149,237,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,107,000 : 558,117,911.04 = 99,499,024.64 : x
  2. Step 2: Convert to fraction form
    372,107,000/558,117,911.04 = 99,499,024.64/x
  3. Step 3: Cross multiply
    372,107,000x = 558,117,911.04 × 99,499,024.64
  4. Step 4: Simplify right side
    372,107,000x = 55,532,187,782,594,288
  5. Step 5: Solve for x
    x = 55,532,187,782,594,288/372,107,000
  6. Step 6: Final answer
    x = 149,237,148.95

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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.