Home / 85,899,760.11-118,540,672.50-46,740,862.18

Finding the Fourth Proportional to 85,899,760.11, 118,540,672.50 and 46,740,862.18

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Solution

The fourth proportional to 85,899,760.11, 118,540,672.50 and 46,740,862.18 is: 64,501,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,899,760.11 : 118,540,672.50 = 46,740,862.18 : x
  2. Step 2: Convert to fraction form
    85,899,760.11/118,540,672.50 = 46,740,862.18/x
  3. Step 3: Cross multiply
    85,899,760.11x = 118,540,672.50 × 46,740,862.18
  4. Step 4: Simplify right side
    85,899,760.11x = 5,540,693,235,454,312
  5. Step 5: Solve for x
    x = 5,540,693,235,454,312/85,899,760.11
  6. Step 6: Final answer
    x = 64,501,847.60

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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.