Home / 488,741,256.90-733,041,026.55-143,658,900.90

Finding the Fourth Proportional to 488,741,256.90, 733,041,026.55 and 143,658,900.90

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Solution

The fourth proportional to 488,741,256.90, 733,041,026.55 and 143,658,900.90 is: 215,467,523.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,741,256.90 : 733,041,026.55 = 143,658,900.90 : x
  2. Step 2: Convert to fraction form
    488,741,256.90/733,041,026.55 = 143,658,900.90/x
  3. Step 3: Cross multiply
    488,741,256.90x = 733,041,026.55 × 143,658,900.90
  4. Step 4: Simplify right side
    488,741,256.90x = 105,307,868,188,780,720
  5. Step 5: Solve for x
    x = 105,307,868,188,780,720/488,741,256.90
  6. Step 6: Final answer
    x = 215,467,523.36

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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.