Home / 751,118,363.15-1,125,882,347.42-252,654,351.56

Finding the Fourth Proportional to 751,118,363.15, 1,125,882,347.42 and 252,654,351.56

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Solution

The fourth proportional to 751,118,363.15, 1,125,882,347.42 and 252,654,351.56 is: 378,714,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,118,363.15 : 1,125,882,347.42 = 252,654,351.56 : x
  2. Step 2: Convert to fraction form
    751,118,363.15/1,125,882,347.42 = 252,654,351.56/x
  3. Step 3: Cross multiply
    751,118,363.15x = 1,125,882,347.42 × 252,654,351.56
  4. Step 4: Simplify right side
    751,118,363.15x = 284,459,074,413,358,048
  5. Step 5: Solve for x
    x = 284,459,074,413,358,048/751,118,363.15
  6. Step 6: Final answer
    x = 378,714,046.11

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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.