Home / 7,310,363,436.80-10,971,815,721.60-2,951,423,993.60

Finding the Fourth Proportional to 7,310,363,436.80, 10,971,815,721.60 and 2,951,423,993.60

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Solution

The fourth proportional to 7,310,363,436.80, 10,971,815,721.60 and 2,951,423,993.60 is: 4,429,667,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310,363,436.80 : 10,971,815,721.60 = 2,951,423,993.60 : x
  2. Step 2: Convert to fraction form
    7,310,363,436.80/10,971,815,721.60 = 2,951,423,993.60/x
  3. Step 3: Cross multiply
    7,310,363,436.80x = 10,971,815,721.60 × 2,951,423,993.60
  4. Step 4: Simplify right side
    7,310,363,436.80x = 32,382,480,174,087,938,048
  5. Step 5: Solve for x
    x = 32,382,480,174,087,938,048/7,310,363,436.80
  6. Step 6: Final answer
    x = 4,429,667,615.58

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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.