Home / 343,465,121.20-515,794,878.60-182,221,985.20

Finding the Fourth Proportional to 343,465,121.20, 515,794,878.60 and 182,221,985.20

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Solution

The fourth proportional to 343,465,121.20, 515,794,878.60 and 182,221,985.20 is: 273,649,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,465,121.20 : 515,794,878.60 = 182,221,985.20 : x
  2. Step 2: Convert to fraction form
    343,465,121.20/515,794,878.60 = 182,221,985.20/x
  3. Step 3: Cross multiply
    343,465,121.20x = 515,794,878.60 × 182,221,985.20
  4. Step 4: Simplify right side
    343,465,121.20x = 93,989,166,734,484,992
  5. Step 5: Solve for x
    x = 93,989,166,734,484,992/343,465,121.20
  6. Step 6: Final answer
    x = 273,649,814.59

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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.