Home / 65,664,473.40-98,496,710.10-38,454,694.20

Finding the Fourth Proportional to 65,664,473.40, 98,496,710.10 and 38,454,694.20

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Solution

The fourth proportional to 65,664,473.40, 98,496,710.10 and 38,454,694.20 is: 57,682,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,473.40 : 98,496,710.10 = 38,454,694.20 : x
  2. Step 2: Convert to fraction form
    65,664,473.40/98,496,710.10 = 38,454,694.20/x
  3. Step 3: Cross multiply
    65,664,473.40x = 98,496,710.10 × 38,454,694.20
  4. Step 4: Simplify right side
    65,664,473.40x = 3,787,660,866,601,551.50
  5. Step 5: Solve for x
    x = 3,787,660,866,601,551.50/65,664,473.40
  6. Step 6: Final answer
    x = 57,682,041.30

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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.