Home / 409,304,317.20-613,956,475.80-150,465,978.15

Finding the Fourth Proportional to 409,304,317.20, 613,956,475.80 and 150,465,978.15

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Solution

The fourth proportional to 409,304,317.20, 613,956,475.80 and 150,465,978.15 is: 225,698,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,304,317.20 : 613,956,475.80 = 150,465,978.15 : x
  2. Step 2: Convert to fraction form
    409,304,317.20/613,956,475.80 = 150,465,978.15/x
  3. Step 3: Cross multiply
    409,304,317.20x = 613,956,475.80 × 150,465,978.15
  4. Step 4: Simplify right side
    409,304,317.20x = 92,379,561,672,773,808
  5. Step 5: Solve for x
    x = 92,379,561,672,773,808/409,304,317.20
  6. Step 6: Final answer
    x = 225,698,967.23

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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.