Home / 263,888,352.80-395,832,529.20-142,956,000.80

Finding the Fourth Proportional to 263,888,352.80, 395,832,529.20 and 142,956,000.80

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Solution

The fourth proportional to 263,888,352.80, 395,832,529.20 and 142,956,000.80 is: 214,434,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,888,352.80 : 395,832,529.20 = 142,956,000.80 : x
  2. Step 2: Convert to fraction form
    263,888,352.80/395,832,529.20 = 142,956,000.80/x
  3. Step 3: Cross multiply
    263,888,352.80x = 395,832,529.20 × 142,956,000.80
  4. Step 4: Simplify right side
    263,888,352.80x = 56,586,635,360,981,224
  5. Step 5: Solve for x
    x = 56,586,635,360,981,224/263,888,352.80
  6. Step 6: Final answer
    x = 214,434,001.20

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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.