Home / 343,361,200.08-515,268,686.52-161,660,341.20

Finding the Fourth Proportional to 343,361,200.08, 515,268,686.52 and 161,660,341.20

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Solution

The fourth proportional to 343,361,200.08, 515,268,686.52 and 161,660,341.20 is: 242,597,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,361,200.08 : 515,268,686.52 = 161,660,341.20 : x
  2. Step 2: Convert to fraction form
    343,361,200.08/515,268,686.52 = 161,660,341.20/x
  3. Step 3: Cross multiply
    343,361,200.08x = 515,268,686.52 × 161,660,341.20
  4. Step 4: Simplify right side
    343,361,200.08x = 83,298,511,672,499,024
  5. Step 5: Solve for x
    x = 83,298,511,672,499,024/343,361,200.08
  6. Step 6: Final answer
    x = 242,597,333.81

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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.