Home / 261,126,157.05-360,357,087.33-149,614,763.31

Finding the Fourth Proportional to 261,126,157.05, 360,357,087.33 and 149,614,763.31

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Solution

The fourth proportional to 261,126,157.05, 360,357,087.33 and 149,614,763.31 is: 206,470,086.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,126,157.05 : 360,357,087.33 = 149,614,763.31 : x
  2. Step 2: Convert to fraction form
    261,126,157.05/360,357,087.33 = 149,614,763.31/x
  3. Step 3: Cross multiply
    261,126,157.05x = 360,357,087.33 × 149,614,763.31
  4. Step 4: Simplify right side
    261,126,157.05x = 53,914,740,327,958,952
  5. Step 5: Solve for x
    x = 53,914,740,327,958,952/261,126,157.05
  6. Step 6: Final answer
    x = 206,470,086.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.