Home / 827,597,234.60-1,241,296,319.10-342,872,498.60

Finding the Fourth Proportional to 827,597,234.60, 1,241,296,319.10 and 342,872,498.60

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Solution

The fourth proportional to 827,597,234.60, 1,241,296,319.10 and 342,872,498.60 is: 514,267,511.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,597,234.60 : 1,241,296,319.10 = 342,872,498.60 : x
  2. Step 2: Convert to fraction form
    827,597,234.60/1,241,296,319.10 = 342,872,498.60/x
  3. Step 3: Cross multiply
    827,597,234.60x = 1,241,296,319.10 × 342,872,498.60
  4. Step 4: Simplify right side
    827,597,234.60x = 425,606,370,432,799,872
  5. Step 5: Solve for x
    x = 425,606,370,432,799,872/827,597,234.60
  6. Step 6: Final answer
    x = 514,267,511.59

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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.