Home / 300,972,618-451,350,594.36-104,182,560.72

Finding the Fourth Proportional to 300,972,618, 451,350,594.36 and 104,182,560.72

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Solution

The fourth proportional to 300,972,618, 451,350,594.36 and 104,182,560.72 is: 156,236,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,972,618 : 451,350,594.36 = 104,182,560.72 : x
  2. Step 2: Convert to fraction form
    300,972,618/451,350,594.36 = 104,182,560.72/x
  3. Step 3: Cross multiply
    300,972,618x = 451,350,594.36 × 104,182,560.72
  4. Step 4: Simplify right side
    300,972,618x = 47,022,860,702,918,792
  5. Step 5: Solve for x
    x = 47,022,860,702,918,792/300,972,618
  6. Step 6: Final answer
    x = 156,236,341.42

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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.