Home / 263,684,624.80-395,247,001.20-127,281,143.20

Finding the Fourth Proportional to 263,684,624.80, 395,247,001.20 and 127,281,143.20

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Solution

The fourth proportional to 263,684,624.80, 395,247,001.20 and 127,281,143.20 is: 190,786,589.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,684,624.80 : 395,247,001.20 = 127,281,143.20 : x
  2. Step 2: Convert to fraction form
    263,684,624.80/395,247,001.20 = 127,281,143.20/x
  3. Step 3: Cross multiply
    263,684,624.80x = 395,247,001.20 × 127,281,143.20
  4. Step 4: Simplify right side
    263,684,624.80x = 50,307,490,159,107,768
  5. Step 5: Solve for x
    x = 50,307,490,159,107,768/263,684,624.80
  6. Step 6: Final answer
    x = 190,786,589.08

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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.