Home / 66,211,729.47-99,316,435.10-29,794,344.93

Finding the Fourth Proportional to 66,211,729.47, 99,316,435.10 and 29,794,344.93

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Solution

The fourth proportional to 66,211,729.47, 99,316,435.10 and 29,794,344.93 is: 44,690,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,211,729.47 : 99,316,435.10 = 29,794,344.93 : x
  2. Step 2: Convert to fraction form
    66,211,729.47/99,316,435.10 = 29,794,344.93/x
  3. Step 3: Cross multiply
    66,211,729.47x = 99,316,435.10 × 29,794,344.93
  4. Step 4: Simplify right side
    66,211,729.47x = 2,959,068,124,438,387.50
  5. Step 5: Solve for x
    x = 2,959,068,124,438,387.50/66,211,729.47
  6. Step 6: Final answer
    x = 44,690,995.81

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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.