Home / 217,247,712.30-325,871,568.45-63,909,269.10

Finding the Fourth Proportional to 217,247,712.30, 325,871,568.45 and 63,909,269.10

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Solution

The fourth proportional to 217,247,712.30, 325,871,568.45 and 63,909,269.10 is: 95,863,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,247,712.30 : 325,871,568.45 = 63,909,269.10 : x
  2. Step 2: Convert to fraction form
    217,247,712.30/325,871,568.45 = 63,909,269.10/x
  3. Step 3: Cross multiply
    217,247,712.30x = 325,871,568.45 × 63,909,269.10
  4. Step 4: Simplify right side
    217,247,712.30x = 20,826,213,760,110,120
  5. Step 5: Solve for x
    x = 20,826,213,760,110,120/217,247,712.30
  6. Step 6: Final answer
    x = 95,863,903.65

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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.