Home / 828,162,005.10-1,241,187,998.85-440,170,709.10

Finding the Fourth Proportional to 828,162,005.10, 1,241,187,998.85 and 440,170,709.10

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Solution

The fourth proportional to 828,162,005.10, 1,241,187,998.85 and 440,170,709.10 is: 659,695,323.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,162,005.10 : 1,241,187,998.85 = 440,170,709.10 : x
  2. Step 2: Convert to fraction form
    828,162,005.10/1,241,187,998.85 = 440,170,709.10/x
  3. Step 3: Cross multiply
    828,162,005.10x = 1,241,187,998.85 × 440,170,709.10
  4. Step 4: Simplify right side
    828,162,005.10x = 546,334,601,580,214,464
  5. Step 5: Solve for x
    x = 546,334,601,580,214,464/828,162,005.10
  6. Step 6: Final answer
    x = 659,695,323.16

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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.