Home / 202,375,509.66-279,278,293.50-109,556,014.50

Finding the Fourth Proportional to 202,375,509.66, 279,278,293.50 and 109,556,014.50

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Solution

The fourth proportional to 202,375,509.66, 279,278,293.50 and 109,556,014.50 is: 151,187,348.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,375,509.66 : 279,278,293.50 = 109,556,014.50 : x
  2. Step 2: Convert to fraction form
    202,375,509.66/279,278,293.50 = 109,556,014.50/x
  3. Step 3: Cross multiply
    202,375,509.66x = 279,278,293.50 × 109,556,014.50
  4. Step 4: Simplify right side
    202,375,509.66x = 30,596,616,772,221,256
  5. Step 5: Solve for x
    x = 30,596,616,772,221,256/202,375,509.66
  6. Step 6: Final answer
    x = 151,187,348.82

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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.