Home / 252,168,545.20-378,252,817.80-88,591,005.40

Finding the Fourth Proportional to 252,168,545.20, 378,252,817.80 and 88,591,005.40

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Solution

The fourth proportional to 252,168,545.20, 378,252,817.80 and 88,591,005.40 is: 132,886,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,168,545.20 : 378,252,817.80 = 88,591,005.40 : x
  2. Step 2: Convert to fraction form
    252,168,545.20/378,252,817.80 = 88,591,005.40/x
  3. Step 3: Cross multiply
    252,168,545.20x = 378,252,817.80 × 88,591,005.40
  4. Step 4: Simplify right side
    252,168,545.20x = 33,509,797,424,285,020
  5. Step 5: Solve for x
    x = 33,509,797,424,285,020/252,168,545.20
  6. Step 6: Final answer
    x = 132,886,508.10

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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.