Home / 216,206,479.96-298,363,456.66-117,084,959.08

Finding the Fourth Proportional to 216,206,479.96, 298,363,456.66 and 117,084,959.08

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Solution

The fourth proportional to 216,206,479.96, 298,363,456.66 and 117,084,959.08 is: 161,576,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,206,479.96 : 298,363,456.66 = 117,084,959.08 : x
  2. Step 2: Convert to fraction form
    216,206,479.96/298,363,456.66 = 117,084,959.08/x
  3. Step 3: Cross multiply
    216,206,479.96x = 298,363,456.66 × 117,084,959.08
  4. Step 4: Simplify right side
    216,206,479.96x = 34,933,873,114,003,456
  5. Step 5: Solve for x
    x = 34,933,873,114,003,456/216,206,479.96
  6. Step 6: Final answer
    x = 161,576,438.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.