Home / 97,995,763.20-146,993,644.80-50,220,019.20

Finding the Fourth Proportional to 97,995,763.20, 146,993,644.80 and 50,220,019.20

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Solution

The fourth proportional to 97,995,763.20, 146,993,644.80 and 50,220,019.20 is: 75,330,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,995,763.20 : 146,993,644.80 = 50,220,019.20 : x
  2. Step 2: Convert to fraction form
    97,995,763.20/146,993,644.80 = 50,220,019.20/x
  3. Step 3: Cross multiply
    97,995,763.20x = 146,993,644.80 × 50,220,019.20
  4. Step 4: Simplify right side
    97,995,763.20x = 7,382,023,664,133,981
  5. Step 5: Solve for x
    x = 7,382,023,664,133,981/97,995,763.20
  6. Step 6: Final answer
    x = 75,330,028.80

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Double scale
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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.