Home / 65,954,909.40-98,932,364.10-31,942,685.40

Finding the Fourth Proportional to 65,954,909.40, 98,932,364.10 and 31,942,685.40

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Solution

The fourth proportional to 65,954,909.40, 98,932,364.10 and 31,942,685.40 is: 47,914,028.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,954,909.40 : 98,932,364.10 = 31,942,685.40 : x
  2. Step 2: Convert to fraction form
    65,954,909.40/98,932,364.10 = 31,942,685.40/x
  3. Step 3: Cross multiply
    65,954,909.40x = 98,932,364.10 × 31,942,685.40
  4. Step 4: Simplify right side
    65,954,909.40x = 3,160,165,382,324,554
  5. Step 5: Solve for x
    x = 3,160,165,382,324,554/65,954,909.40
  6. Step 6: Final answer
    x = 47,914,028.10

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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.