Home / 499,774,600,627.38-749,425,582,289.85-193,607,780,891.77

Finding the Fourth Proportional to 499,774,600,627.38, 749,425,582,289.85 and 193,607,780,891.77

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Solution

The fourth proportional to 499,774,600,627.38, 749,425,582,289.85 and 193,607,780,891.77 is: 290,320,123,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,774,600,627.38 : 749,425,582,289.85 = 193,607,780,891.77 : x
  2. Step 2: Convert to fraction form
    499,774,600,627.38/749,425,582,289.85 = 193,607,780,891.77/x
  3. Step 3: Cross multiply
    499,774,600,627.38x = 749,425,582,289.85 × 193,607,780,891.77
  4. Step 4: Simplify right side
    499,774,600,627.38x = 145,094,623,930,660,417,437,696
  5. Step 5: Solve for x
    x = 145,094,623,930,660,417,437,696/499,774,600,627.38
  6. Step 6: Final answer
    x = 290,320,123,808.85

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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.