Home / 146,993,626.80-220,490,440.20-75,330,010.80

Finding the Fourth Proportional to 146,993,626.80, 220,490,440.20 and 75,330,010.80

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Solution

The fourth proportional to 146,993,626.80, 220,490,440.20 and 75,330,010.80 is: 112,995,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,993,626.80 : 220,490,440.20 = 75,330,010.80 : x
  2. Step 2: Convert to fraction form
    146,993,626.80/220,490,440.20 = 75,330,010.80/x
  3. Step 3: Cross multiply
    146,993,626.80x = 220,490,440.20 × 75,330,010.80
  4. Step 4: Simplify right side
    146,993,626.80x = 16,609,547,241,562,752
  5. Step 5: Solve for x
    x = 16,609,547,241,562,752/146,993,626.80
  6. Step 6: Final answer
    x = 112,995,016.20

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Similar ratio
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1.5x scale

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.