Home / 175,512,912.40-263,269,368.60-84,813,648.40

Finding the Fourth Proportional to 175,512,912.40, 263,269,368.60 and 84,813,648.40

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Solution

The fourth proportional to 175,512,912.40, 263,269,368.60 and 84,813,648.40 is: 127,220,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,512,912.40 : 263,269,368.60 = 84,813,648.40 : x
  2. Step 2: Convert to fraction form
    175,512,912.40/263,269,368.60 = 84,813,648.40/x
  3. Step 3: Cross multiply
    175,512,912.40x = 263,269,368.60 × 84,813,648.40
  4. Step 4: Simplify right side
    175,512,912.40x = 22,328,835,662,930,400
  5. Step 5: Solve for x
    x = 22,328,835,662,930,400/175,512,912.40
  6. Step 6: Final answer
    x = 127,220,472.60

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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.