Home / 98,145,509,820.38-147,262,996,264.90-50,372,067,780.04

Finding the Fourth Proportional to 98,145,509,820.38, 147,262,996,264.90 and 50,372,067,780.04

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Solution

The fourth proportional to 98,145,509,820.38, 147,262,996,264.90 and 50,372,067,780.04 is: 75,581,059,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,145,509,820.38 : 147,262,996,264.90 = 50,372,067,780.04 : x
  2. Step 2: Convert to fraction form
    98,145,509,820.38/147,262,996,264.90 = 50,372,067,780.04/x
  3. Step 3: Cross multiply
    98,145,509,820.38x = 147,262,996,264.90 × 50,372,067,780.04
  4. Step 4: Simplify right side
    98,145,509,820.38x = 7,417,941,629,347,320,299,520
  5. Step 5: Solve for x
    x = 7,417,941,629,347,320,299,520/98,145,509,820.38
  6. Step 6: Final answer
    x = 75,581,059,621.81

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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.