Home / 499,468,580,175.75-749,364,219,519.23-231,033,648,155.74

Finding the Fourth Proportional to 499,468,580,175.75, 749,364,219,519.23 and 231,033,648,155.74

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Solution

The fourth proportional to 499,468,580,175.75, 749,364,219,519.23 and 231,033,648,155.74 is: 346,625,105,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,468,580,175.75 : 749,364,219,519.23 = 231,033,648,155.74 : x
  2. Step 2: Convert to fraction form
    499,468,580,175.75/749,364,219,519.23 = 231,033,648,155.74/x
  3. Step 3: Cross multiply
    499,468,580,175.75x = 749,364,219,519.23 × 231,033,648,155.74
  4. Step 4: Simplify right side
    499,468,580,175.75x = 173,128,349,432,906,485,071,872
  5. Step 5: Solve for x
    x = 173,128,349,432,906,485,071,872/499,468,580,175.75
  6. Step 6: Final answer
    x = 346,625,105,771.39

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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.