Home / 245,020,269.80-367,530,404.70-108,719,431.40

Finding the Fourth Proportional to 245,020,269.80, 367,530,404.70 and 108,719,431.40

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Solution

The fourth proportional to 245,020,269.80, 367,530,404.70 and 108,719,431.40 is: 163,079,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,020,269.80 : 367,530,404.70 = 108,719,431.40 : x
  2. Step 2: Convert to fraction form
    245,020,269.80/367,530,404.70 = 108,719,431.40/x
  3. Step 3: Cross multiply
    245,020,269.80x = 367,530,404.70 × 108,719,431.40
  4. Step 4: Simplify right side
    245,020,269.80x = 39,957,696,621,195,888
  5. Step 5: Solve for x
    x = 39,957,696,621,195,888/245,020,269.80
  6. Step 6: Final answer
    x = 163,079,147.10

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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.