Home / 263,157,816.57-363,143,399.55-144,057,368.73

Finding the Fourth Proportional to 263,157,816.57, 363,143,399.55 and 144,057,368.73

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Solution

The fourth proportional to 263,157,816.57, 363,143,399.55 and 144,057,368.73 is: 198,791,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,157,816.57 : 363,143,399.55 = 144,057,368.73 : x
  2. Step 2: Convert to fraction form
    263,157,816.57/363,143,399.55 = 144,057,368.73/x
  3. Step 3: Cross multiply
    263,157,816.57x = 363,143,399.55 × 144,057,368.73
  4. Step 4: Simplify right side
    263,157,816.57x = 52,313,482,611,660,192
  5. Step 5: Solve for x
    x = 52,313,482,611,660,192/263,157,816.57
  6. Step 6: Final answer
    x = 198,791,292.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.