Home / 424,399,273.42-636,598,760.29-113,498,809.00

Finding the Fourth Proportional to 424,399,273.42, 636,598,760.29 and 113,498,809.00

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Solution

The fourth proportional to 424,399,273.42, 636,598,760.29 and 113,498,809.00 is: 170,248,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,399,273.42 : 636,598,760.29 = 113,498,809.00 : x
  2. Step 2: Convert to fraction form
    424,399,273.42/636,598,760.29 = 113,498,809.00/x
  3. Step 3: Cross multiply
    424,399,273.42x = 636,598,760.29 × 113,498,809.00
  4. Step 4: Simplify right side
    424,399,273.42x = 72,253,201,100,698,560
  5. Step 5: Solve for x
    x = 72,253,201,100,698,560/424,399,273.42
  6. Step 6: Final answer
    x = 170,248,173.42

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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.