Home / 216,917,641.64-325,376,201.34-55,359,594.92

Finding the Fourth Proportional to 216,917,641.64, 325,376,201.34 and 55,359,594.92

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Solution

The fourth proportional to 216,917,641.64, 325,376,201.34 and 55,359,594.92 is: 83,039,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,917,641.64 : 325,376,201.34 = 55,359,594.92 : x
  2. Step 2: Convert to fraction form
    216,917,641.64/325,376,201.34 = 55,359,594.92/x
  3. Step 3: Cross multiply
    216,917,641.64x = 325,376,201.34 × 55,359,594.92
  4. Step 4: Simplify right side
    216,917,641.64x = 18,012,694,702,790,760
  5. Step 5: Solve for x
    x = 18,012,694,702,790,760/216,917,641.64
  6. Step 6: Final answer
    x = 83,039,325.74

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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.