Home / 137,879,969.44-206,766,145.48-60,180,638.08

Finding the Fourth Proportional to 137,879,969.44, 206,766,145.48 and 60,180,638.08

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Solution

The fourth proportional to 137,879,969.44, 206,766,145.48 and 60,180,638.08 is: 90,247,471.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,879,969.44 : 206,766,145.48 = 60,180,638.08 : x
  2. Step 2: Convert to fraction form
    137,879,969.44/206,766,145.48 = 60,180,638.08/x
  3. Step 3: Cross multiply
    137,879,969.44x = 206,766,145.48 × 60,180,638.08
  4. Step 4: Simplify right side
    137,879,969.44x = 12,443,318,568,328,506
  5. Step 5: Solve for x
    x = 12,443,318,568,328,506/137,879,969.44
  6. Step 6: Final answer
    x = 90,247,471.18

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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.