Home / 479,046,778.60-717,226,475.10-465,609,850.60

Finding the Fourth Proportional to 479,046,778.60, 717,226,475.10 and 465,609,850.60

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Solution

The fourth proportional to 479,046,778.60, 717,226,475.10 and 465,609,850.60 is: 697,108,772.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,046,778.60 : 717,226,475.10 = 465,609,850.60 : x
  2. Step 2: Convert to fraction form
    479,046,778.60/717,226,475.10 = 465,609,850.60/x
  3. Step 3: Cross multiply
    479,046,778.60x = 717,226,475.10 × 465,609,850.60
  4. Step 4: Simplify right side
    479,046,778.60x = 333,947,711,917,675,648
  5. Step 5: Solve for x
    x = 333,947,711,917,675,648/479,046,778.60
  6. Step 6: Final answer
    x = 697,108,772.75

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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.