Home / 494,486,421.60-741,835,920.60-149,474,924.40

Finding the Fourth Proportional to 494,486,421.60, 741,835,920.60 and 149,474,924.40

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Solution

The fourth proportional to 494,486,421.60, 741,835,920.60 and 149,474,924.40 is: 224,244,515.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,486,421.60 : 741,835,920.60 = 149,474,924.40 : x
  2. Step 2: Convert to fraction form
    494,486,421.60/741,835,920.60 = 149,474,924.40/x
  3. Step 3: Cross multiply
    494,486,421.60x = 741,835,920.60 × 149,474,924.40
  4. Step 4: Simplify right side
    494,486,421.60x = 110,885,868,148,889,408
  5. Step 5: Solve for x
    x = 110,885,868,148,889,408/494,486,421.60
  6. Step 6: Final answer
    x = 224,244,515.73

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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.