Home / 197,245,280.10-295,867,920.15-165,199,387.80

Finding the Fourth Proportional to 197,245,280.10, 295,867,920.15 and 165,199,387.80

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Solution

The fourth proportional to 197,245,280.10, 295,867,920.15 and 165,199,387.80 is: 247,799,081.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,245,280.10 : 295,867,920.15 = 165,199,387.80 : x
  2. Step 2: Convert to fraction form
    197,245,280.10/295,867,920.15 = 165,199,387.80/x
  3. Step 3: Cross multiply
    197,245,280.10x = 295,867,920.15 × 165,199,387.80
  4. Step 4: Simplify right side
    197,245,280.10x = 48,877,199,278,439,280
  5. Step 5: Solve for x
    x = 48,877,199,278,439,280/197,245,280.10
  6. Step 6: Final answer
    x = 247,799,081.70

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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.