Home / 88,327,140.55-121,885,581.53-49,167,910.46

Finding the Fourth Proportional to 88,327,140.55, 121,885,581.53 and 49,167,910.46

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Solution

The fourth proportional to 88,327,140.55, 121,885,581.53 and 49,167,910.46 is: 67,848,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,327,140.55 : 121,885,581.53 = 49,167,910.46 : x
  2. Step 2: Convert to fraction form
    88,327,140.55/121,885,581.53 = 49,167,910.46/x
  3. Step 3: Cross multiply
    88,327,140.55x = 121,885,581.53 × 49,167,910.46
  4. Step 4: Simplify right side
    88,327,140.55x = 5,992,859,359,459,703
  5. Step 5: Solve for x
    x = 5,992,859,359,459,703/88,327,140.55
  6. Step 6: Final answer
    x = 67,848,447.51

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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.