Home / 43,413,254.40-65,194,531.20-30,722,822.40

Finding the Fourth Proportional to 43,413,254.40, 65,194,531.20 and 30,722,822.40

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Solution

The fourth proportional to 43,413,254.40, 65,194,531.20 and 30,722,822.40 is: 46,137,061.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,413,254.40 : 65,194,531.20 = 30,722,822.40 : x
  2. Step 2: Convert to fraction form
    43,413,254.40/65,194,531.20 = 30,722,822.40/x
  3. Step 3: Cross multiply
    43,413,254.40x = 65,194,531.20 × 30,722,822.40
  4. Step 4: Simplify right side
    43,413,254.40x = 2,002,960,003,508,858.75
  5. Step 5: Solve for x
    x = 2,002,960,003,508,858.75/43,413,254.40
  6. Step 6: Final answer
    x = 46,137,061.85

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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.