Home / 269,828,369.45-404,742,503.10-147,109,883.61

Finding the Fourth Proportional to 269,828,369.45, 404,742,503.10 and 147,109,883.61

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Solution

The fourth proportional to 269,828,369.45, 404,742,503.10 and 147,109,883.61 is: 220,664,797.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,828,369.45 : 404,742,503.10 = 147,109,883.61 : x
  2. Step 2: Convert to fraction form
    269,828,369.45/404,742,503.10 = 147,109,883.61/x
  3. Step 3: Cross multiply
    269,828,369.45x = 404,742,503.10 × 147,109,883.61
  4. Step 4: Simplify right side
    269,828,369.45x = 59,541,622,523,061,072
  5. Step 5: Solve for x
    x = 59,541,622,523,061,072/269,828,369.45
  6. Step 6: Final answer
    x = 220,664,797.57

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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.