Home / 828,162,001.10-1,241,187,992.85-440,170,705.10

Finding the Fourth Proportional to 828,162,001.10, 1,241,187,992.85 and 440,170,705.10

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Solution

The fourth proportional to 828,162,001.10, 1,241,187,992.85 and 440,170,705.10 is: 659,695,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,162,001.10 : 1,241,187,992.85 = 440,170,705.10 : x
  2. Step 2: Convert to fraction form
    828,162,001.10/1,241,187,992.85 = 440,170,705.10/x
  3. Step 3: Cross multiply
    828,162,001.10x = 1,241,187,992.85 × 440,170,705.10
  4. Step 4: Simplify right side
    828,162,001.10x = 546,334,593,974,438,272
  5. Step 5: Solve for x
    x = 546,334,593,974,438,272/828,162,001.10
  6. Step 6: Final answer
    x = 659,695,317.16

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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.