Home / 245,020,220.80-367,530,331.20-108,719,382.40

Finding the Fourth Proportional to 245,020,220.80, 367,530,331.20 and 108,719,382.40

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Solution

The fourth proportional to 245,020,220.80, 367,530,331.20 and 108,719,382.40 is: 163,079,073.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,020,220.80 : 367,530,331.20 = 108,719,382.40 : x
  2. Step 2: Convert to fraction form
    245,020,220.80/367,530,331.20 = 108,719,382.40/x
  3. Step 3: Cross multiply
    245,020,220.80x = 367,530,331.20 × 108,719,382.40
  4. Step 4: Simplify right side
    245,020,220.80x = 39,957,670,621,331,448
  5. Step 5: Solve for x
    x = 39,957,670,621,331,448/245,020,220.80
  6. Step 6: Final answer
    x = 163,079,073.60

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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.