Home / 1,021,517,350.20-1,532,491,226.10-331,370,717.40

Finding the Fourth Proportional to 1,021,517,350.20, 1,532,491,226.10 and 331,370,717.40

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Solution

The fourth proportional to 1,021,517,350.20, 1,532,491,226.10 and 331,370,717.40 is: 497,125,885.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,517,350.20 : 1,532,491,226.10 = 331,370,717.40 : x
  2. Step 2: Convert to fraction form
    1,021,517,350.20/1,532,491,226.10 = 331,370,717.40/x
  3. Step 3: Cross multiply
    1,021,517,350.20x = 1,532,491,226.10 × 331,370,717.40
  4. Step 4: Simplify right side
    1,021,517,350.20x = 507,822,717,001,962,560
  5. Step 5: Solve for x
    x = 507,822,717,001,962,560/1,021,517,350.20
  6. Step 6: Final answer
    x = 497,125,885.24

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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.