Home / 216,917,632.64-325,376,187.84-55,359,585.92

Finding the Fourth Proportional to 216,917,632.64, 325,376,187.84 and 55,359,585.92

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Solution

The fourth proportional to 216,917,632.64, 325,376,187.84 and 55,359,585.92 is: 83,039,312.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,917,632.64 : 325,376,187.84 = 55,359,585.92 : x
  2. Step 2: Convert to fraction form
    216,917,632.64/325,376,187.84 = 55,359,585.92/x
  3. Step 3: Cross multiply
    216,917,632.64x = 325,376,187.84 × 55,359,585.92
  4. Step 4: Simplify right side
    216,917,632.64x = 18,012,691,027,050,538
  5. Step 5: Solve for x
    x = 18,012,691,027,050,538/216,917,632.64
  6. Step 6: Final answer
    x = 83,039,312.24

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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.