Home / 527,982,660.06-728,605,110.87-293,019,674.46

Finding the Fourth Proportional to 527,982,660.06, 728,605,110.87 and 293,019,674.46

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Solution

The fourth proportional to 527,982,660.06, 728,605,110.87 and 293,019,674.46 is: 404,361,068.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,982,660.06 : 728,605,110.87 = 293,019,674.46 : x
  2. Step 2: Convert to fraction form
    527,982,660.06/728,605,110.87 = 293,019,674.46/x
  3. Step 3: Cross multiply
    527,982,660.06x = 728,605,110.87 × 293,019,674.46
  4. Step 4: Simplify right side
    527,982,660.06x = 213,495,632,397,019,584
  5. Step 5: Solve for x
    x = 213,495,632,397,019,584/527,982,660.06
  6. Step 6: Final answer
    x = 404,361,068.17

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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.