Home / 88,327,140.66-121,885,581.42-49,167,910.53

Finding the Fourth Proportional to 88,327,140.66, 121,885,581.42 and 49,167,910.53

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Solution

The fourth proportional to 88,327,140.66, 121,885,581.42 and 49,167,910.53 is: 67,848,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,327,140.66 : 121,885,581.42 = 49,167,910.53 : x
  2. Step 2: Convert to fraction form
    88,327,140.66/121,885,581.42 = 49,167,910.53/x
  3. Step 3: Cross multiply
    88,327,140.66x = 121,885,581.42 × 49,167,910.53
  4. Step 4: Simplify right side
    88,327,140.66x = 5,992,859,362,155,591
  5. Step 5: Solve for x
    x = 5,992,859,362,155,591/88,327,140.66
  6. Step 6: Final answer
    x = 67,848,447.46

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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.