Home / 527,982,661.06-728,605,112.25-293,019,675.46

Finding the Fourth Proportional to 527,982,661.06, 728,605,112.25 and 293,019,675.46

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Solution

The fourth proportional to 527,982,661.06, 728,605,112.25 and 293,019,675.46 is: 404,361,069.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,982,661.06 : 728,605,112.25 = 293,019,675.46 : x
  2. Step 2: Convert to fraction form
    527,982,661.06/728,605,112.25 = 293,019,675.46/x
  3. Step 3: Cross multiply
    527,982,661.06x = 728,605,112.25 × 293,019,675.46
  4. Step 4: Simplify right side
    527,982,661.06x = 213,495,633,529,991,840
  5. Step 5: Solve for x
    x = 213,495,633,529,991,840/527,982,661.06
  6. Step 6: Final answer
    x = 404,361,069.55

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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.