Home / 80,851,877.10-121,277,815.65-32,352,965.10

Finding the Fourth Proportional to 80,851,877.10, 121,277,815.65 and 32,352,965.10

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Solution

The fourth proportional to 80,851,877.10, 121,277,815.65 and 32,352,965.10 is: 48,529,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,851,877.10 : 121,277,815.65 = 32,352,965.10 : x
  2. Step 2: Convert to fraction form
    80,851,877.10/121,277,815.65 = 32,352,965.10/x
  3. Step 3: Cross multiply
    80,851,877.10x = 121,277,815.65 × 32,352,965.10
  4. Step 4: Simplify right side
    80,851,877.10x = 3,923,696,937,128,684
  5. Step 5: Solve for x
    x = 3,923,696,937,128,684/80,851,877.10
  6. Step 6: Final answer
    x = 48,529,447.65

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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.