Home / 828,108,089.10-1,241,107,124.85-440,116,793.10

Finding the Fourth Proportional to 828,108,089.10, 1,241,107,124.85 and 440,116,793.10

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Solution

The fourth proportional to 828,108,089.10, 1,241,107,124.85 and 440,116,793.10 is: 659,614,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,108,089.10 : 1,241,107,124.85 = 440,116,793.10 : x
  2. Step 2: Convert to fraction form
    828,108,089.10/1,241,107,124.85 = 440,116,793.10/x
  3. Step 3: Cross multiply
    828,108,089.10x = 1,241,107,124.85 × 440,116,793.10
  4. Step 4: Simplify right side
    828,108,089.10x = 546,232,087,682,543,296
  5. Step 5: Solve for x
    x = 546,232,087,682,543,296/828,108,089.10
  6. Step 6: Final answer
    x = 659,614,481.34

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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.