Home / 175,509,098.40-263,263,647.60-132,143,512.80

Finding the Fourth Proportional to 175,509,098.40, 263,263,647.60 and 132,143,512.80

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Solution

The fourth proportional to 175,509,098.40, 263,263,647.60 and 132,143,512.80 is: 198,215,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,509,098.40 : 263,263,647.60 = 132,143,512.80 : x
  2. Step 2: Convert to fraction form
    175,509,098.40/263,263,647.60 = 132,143,512.80/x
  3. Step 3: Cross multiply
    175,509,098.40x = 263,263,647.60 × 132,143,512.80
  4. Step 4: Simplify right side
    175,509,098.40x = 34,788,583,186,405,288
  5. Step 5: Solve for x
    x = 34,788,583,186,405,288/175,509,098.40
  6. Step 6: Final answer
    x = 198,215,269.20

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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.