Home / 8,975,472,906.80-13,463,209,360.20-5,979,421,125.20

Finding the Fourth Proportional to 8,975,472,906.80, 13,463,209,360.20 and 5,979,421,125.20

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Solution

The fourth proportional to 8,975,472,906.80, 13,463,209,360.20 and 5,979,421,125.20 is: 8,969,131,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975,472,906.80 : 13,463,209,360.20 = 5,979,421,125.20 : x
  2. Step 2: Convert to fraction form
    8,975,472,906.80/13,463,209,360.20 = 5,979,421,125.20/x
  3. Step 3: Cross multiply
    8,975,472,906.80x = 13,463,209,360.20 × 5,979,421,125.20
  4. Step 4: Simplify right side
    8,975,472,906.80x = 80,502,198,461,370,253,312
  5. Step 5: Solve for x
    x = 80,502,198,461,370,253,312/8,975,472,906.80
  6. Step 6: Final answer
    x = 8,969,131,687.80

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Double scale
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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.