Home / 204,736,008.90-307,104,013.35-66,561,348.90

Finding the Fourth Proportional to 204,736,008.90, 307,104,013.35 and 66,561,348.90

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Solution

The fourth proportional to 204,736,008.90, 307,104,013.35 and 66,561,348.90 is: 99,842,023.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,736,008.90 : 307,104,013.35 = 66,561,348.90 : x
  2. Step 2: Convert to fraction form
    204,736,008.90/307,104,013.35 = 66,561,348.90/x
  3. Step 3: Cross multiply
    204,736,008.90x = 307,104,013.35 × 66,561,348.90
  4. Step 4: Simplify right side
    204,736,008.90x = 20,441,257,381,179,608
  5. Step 5: Solve for x
    x = 20,441,257,381,179,608/204,736,008.90
  6. Step 6: Final answer
    x = 99,842,023.35

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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.