Home / 1,451,337,515.91-2,003,015,806.50-824,900,108.56

Finding the Fourth Proportional to 1,451,337,515.91, 2,003,015,806.50 and 824,900,108.56

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Solution

The fourth proportional to 1,451,337,515.91, 2,003,015,806.50 and 824,900,108.56 is: 1,138,458,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,337,515.91 : 2,003,015,806.50 = 824,900,108.56 : x
  2. Step 2: Convert to fraction form
    1,451,337,515.91/2,003,015,806.50 = 824,900,108.56/x
  3. Step 3: Cross multiply
    1,451,337,515.91x = 2,003,015,806.50 × 824,900,108.56
  4. Step 4: Simplify right side
    1,451,337,515.91x = 1,652,287,956,227,373,056
  5. Step 5: Solve for x
    x = 1,652,287,956,227,373,056/1,451,337,515.91
  6. Step 6: Final answer
    x = 1,138,458,792.74

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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.