Home / 970,591,808.10-1,455,887,712.15-453,074,562.30

Finding the Fourth Proportional to 970,591,808.10, 1,455,887,712.15 and 453,074,562.30

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Solution

The fourth proportional to 970,591,808.10, 1,455,887,712.15 and 453,074,562.30 is: 679,611,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,591,808.10 : 1,455,887,712.15 = 453,074,562.30 : x
  2. Step 2: Convert to fraction form
    970,591,808.10/1,455,887,712.15 = 453,074,562.30/x
  3. Step 3: Cross multiply
    970,591,808.10x = 1,455,887,712.15 × 453,074,562.30
  4. Step 4: Simplify right side
    970,591,808.10x = 659,625,687,940,309,760
  5. Step 5: Solve for x
    x = 659,625,687,940,309,760/970,591,808.10
  6. Step 6: Final answer
    x = 679,611,843.45

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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.