Home / 7,324,992,992.40-10,987,489,488.60-7,039,290,310.80

Finding the Fourth Proportional to 7,324,992,992.40, 10,987,489,488.60 and 7,039,290,310.80

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Solution

The fourth proportional to 7,324,992,992.40, 10,987,489,488.60 and 7,039,290,310.80 is: 10,558,935,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324,992,992.40 : 10,987,489,488.60 = 7,039,290,310.80 : x
  2. Step 2: Convert to fraction form
    7,324,992,992.40/10,987,489,488.60 = 7,039,290,310.80/x
  3. Step 3: Cross multiply
    7,324,992,992.40x = 10,987,489,488.60 × 7,039,290,310.80
  4. Step 4: Simplify right side
    7,324,992,992.40x = 77,344,128,297,118,826,496
  5. Step 5: Solve for x
    x = 77,344,128,297,118,826,496/7,324,992,992.40
  6. Step 6: Final answer
    x = 10,558,935,466.20

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1.5x scale

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.