Home / 203,472,949.40-305,209,424.10-195,536,763.80

Finding the Fourth Proportional to 203,472,949.40, 305,209,424.10 and 195,536,763.80

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Solution

The fourth proportional to 203,472,949.40, 305,209,424.10 and 195,536,763.80 is: 293,305,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,472,949.40 : 305,209,424.10 = 195,536,763.80 : x
  2. Step 2: Convert to fraction form
    203,472,949.40/305,209,424.10 = 195,536,763.80/x
  3. Step 3: Cross multiply
    203,472,949.40x = 305,209,424.10 × 195,536,763.80
  4. Step 4: Simplify right side
    203,472,949.40x = 59,679,663,069,775,736
  5. Step 5: Solve for x
    x = 59,679,663,069,775,736/203,472,949.40
  6. Step 6: Final answer
    x = 293,305,145.70

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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.