Home / 108,038,447.46-149,107,250.25-61,618,060.26

Finding the Fourth Proportional to 108,038,447.46, 149,107,250.25 and 61,618,060.26

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Solution

The fourth proportional to 108,038,447.46, 149,107,250.25 and 61,618,060.26 is: 85,041,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,038,447.46 : 149,107,250.25 = 61,618,060.26 : x
  2. Step 2: Convert to fraction form
    108,038,447.46/149,107,250.25 = 61,618,060.26/x
  3. Step 3: Cross multiply
    108,038,447.46x = 149,107,250.25 × 61,618,060.26
  4. Step 4: Simplify right side
    108,038,447.46x = 9,187,699,531,107,400
  5. Step 5: Solve for x
    x = 9,187,699,531,107,400/108,038,447.46
  6. Step 6: Final answer
    x = 85,041,017.78

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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.