Home / 157,524,408.60-236,286,612.90-42,508,766.40

Finding the Fourth Proportional to 157,524,408.60, 236,286,612.90 and 42,508,766.40

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Solution

The fourth proportional to 157,524,408.60, 236,286,612.90 and 42,508,766.40 is: 63,763,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,524,408.60 : 236,286,612.90 = 42,508,766.40 : x
  2. Step 2: Convert to fraction form
    157,524,408.60/236,286,612.90 = 42,508,766.40/x
  3. Step 3: Cross multiply
    157,524,408.60x = 236,286,612.90 × 42,508,766.40
  4. Step 4: Simplify right side
    157,524,408.60x = 10,044,252,431,213,326
  5. Step 5: Solve for x
    x = 10,044,252,431,213,326/157,524,408.60
  6. Step 6: Final answer
    x = 63,763,149.60

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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.