Home / 199,556,686.30-299,335,029.45-108,857,422.30

Finding the Fourth Proportional to 199,556,686.30, 299,335,029.45 and 108,857,422.30

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Solution

The fourth proportional to 199,556,686.30, 299,335,029.45 and 108,857,422.30 is: 163,286,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,556,686.30 : 299,335,029.45 = 108,857,422.30 : x
  2. Step 2: Convert to fraction form
    199,556,686.30/299,335,029.45 = 108,857,422.30/x
  3. Step 3: Cross multiply
    199,556,686.30x = 299,335,029.45 × 108,857,422.30
  4. Step 4: Simplify right side
    199,556,686.30x = 32,584,839,710,021,584
  5. Step 5: Solve for x
    x = 32,584,839,710,021,584/199,556,686.30
  6. Step 6: Final answer
    x = 163,286,133.45

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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.