Home / 436,733,175.20-655,099,762.80-207,150,663.20

Finding the Fourth Proportional to 436,733,175.20, 655,099,762.80 and 207,150,663.20

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Solution

The fourth proportional to 436,733,175.20, 655,099,762.80 and 207,150,663.20 is: 310,725,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,733,175.20 : 655,099,762.80 = 207,150,663.20 : x
  2. Step 2: Convert to fraction form
    436,733,175.20/655,099,762.80 = 207,150,663.20/x
  3. Step 3: Cross multiply
    436,733,175.20x = 655,099,762.80 × 207,150,663.20
  4. Step 4: Simplify right side
    436,733,175.20x = 135,704,350,326,182,672
  5. Step 5: Solve for x
    x = 135,704,350,326,182,672/436,733,175.20
  6. Step 6: Final answer
    x = 310,725,994.80

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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.