Home / 306,452,395.98-459,665,734.41-142,633,805.04

Finding the Fourth Proportional to 306,452,395.98, 459,665,734.41 and 142,633,805.04

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Solution

The fourth proportional to 306,452,395.98, 459,665,734.41 and 142,633,805.04 is: 213,944,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,452,395.98 : 459,665,734.41 = 142,633,805.04 : x
  2. Step 2: Convert to fraction form
    306,452,395.98/459,665,734.41 = 142,633,805.04/x
  3. Step 3: Cross multiply
    306,452,395.98x = 459,665,734.41 × 142,633,805.04
  4. Step 4: Simplify right side
    306,452,395.98x = 65,563,872,745,404,360
  5. Step 5: Solve for x
    x = 65,563,872,745,404,360/306,452,395.98
  6. Step 6: Final answer
    x = 213,944,722.27

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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.