Home / 199,584,309.15-299,376,463.73-113,587,969.95

Finding the Fourth Proportional to 199,584,309.15, 299,376,463.73 and 113,587,969.95

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Solution

The fourth proportional to 199,584,309.15, 299,376,463.73 and 113,587,969.95 is: 170,381,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,584,309.15 : 299,376,463.73 = 113,587,969.95 : x
  2. Step 2: Convert to fraction form
    199,584,309.15/299,376,463.73 = 113,587,969.95/x
  3. Step 3: Cross multiply
    199,584,309.15x = 299,376,463.73 × 113,587,969.95
  4. Step 4: Simplify right side
    199,584,309.15x = 34,005,564,765,332,568
  5. Step 5: Solve for x
    x = 34,005,564,765,332,568/199,584,309.15
  6. Step 6: Final answer
    x = 170,381,954.93

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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.