Home / 272,173,363.70-408,260,045.55-163,334,246.90

Finding the Fourth Proportional to 272,173,363.70, 408,260,045.55 and 163,334,246.90

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Solution

The fourth proportional to 272,173,363.70, 408,260,045.55 and 163,334,246.90 is: 245,001,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,173,363.70 : 408,260,045.55 = 163,334,246.90 : x
  2. Step 2: Convert to fraction form
    272,173,363.70/408,260,045.55 = 163,334,246.90/x
  3. Step 3: Cross multiply
    272,173,363.70x = 408,260,045.55 × 163,334,246.90
  4. Step 4: Simplify right side
    272,173,363.70x = 66,682,847,079,268,952
  5. Step 5: Solve for x
    x = 66,682,847,079,268,952/272,173,363.70
  6. Step 6: Final answer
    x = 245,001,370.35

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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.