Home / 108,915,125.08-163,420,932.50-57,087,410.66

Finding the Fourth Proportional to 108,915,125.08, 163,420,932.50 and 57,087,410.66

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Solution

The fourth proportional to 108,915,125.08, 163,420,932.50 and 57,087,410.66 is: 85,656,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,915,125.08 : 163,420,932.50 = 57,087,410.66 : x
  2. Step 2: Convert to fraction form
    108,915,125.08/163,420,932.50 = 57,087,410.66/x
  3. Step 3: Cross multiply
    108,915,125.08x = 163,420,932.50 × 57,087,410.66
  4. Step 4: Simplify right side
    108,915,125.08x = 9,329,277,884,618,912
  5. Step 5: Solve for x
    x = 9,329,277,884,618,912/108,915,125.08
  6. Step 6: Final answer
    x = 85,656,403.35

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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.