Home / 7,971,809,488.80-11,957,714,233.20-4,298,489,296.80

Finding the Fourth Proportional to 7,971,809,488.80, 11,957,714,233.20 and 4,298,489,296.80

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Solution

The fourth proportional to 7,971,809,488.80, 11,957,714,233.20 and 4,298,489,296.80 is: 6,447,733,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,809,488.80 : 11,957,714,233.20 = 4,298,489,296.80 : x
  2. Step 2: Convert to fraction form
    7,971,809,488.80/11,957,714,233.20 = 4,298,489,296.80/x
  3. Step 3: Cross multiply
    7,971,809,488.80x = 11,957,714,233.20 × 4,298,489,296.80
  4. Step 4: Simplify right side
    7,971,809,488.80x = 51,400,106,645,603,221,504
  5. Step 5: Solve for x
    x = 51,400,106,645,603,221,504/7,971,809,488.80
  6. Step 6: Final answer
    x = 6,447,733,945.20

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Double scale
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Similar ratio
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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.