Home / 1,154,339,139.76-1,592,945,336.24-625,691,775.92

Finding the Fourth Proportional to 1,154,339,139.76, 1,592,945,336.24 and 625,691,775.92

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Solution

The fourth proportional to 1,154,339,139.76, 1,592,945,336.24 and 625,691,775.92 is: 863,431,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,339,139.76 : 1,592,945,336.24 = 625,691,775.92 : x
  2. Step 2: Convert to fraction form
    1,154,339,139.76/1,592,945,336.24 = 625,691,775.92/x
  3. Step 3: Cross multiply
    1,154,339,139.76x = 1,592,945,336.24 × 625,691,775.92
  4. Step 4: Simplify right side
    1,154,339,139.76x = 996,692,796,375,487,104
  5. Step 5: Solve for x
    x = 996,692,796,375,487,104/1,154,339,139.76
  6. Step 6: Final answer
    x = 863,431,518.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.