Home / 10,987,490,217.60-16,481,235,326.40-10,558,936,195.20

Finding the Fourth Proportional to 10,987,490,217.60, 16,481,235,326.40 and 10,558,936,195.20

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Solution

The fourth proportional to 10,987,490,217.60, 16,481,235,326.40 and 10,558,936,195.20 is: 15,838,404,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,490,217.60 : 16,481,235,326.40 = 10,558,936,195.20 : x
  2. Step 2: Convert to fraction form
    10,987,490,217.60/16,481,235,326.40 = 10,558,936,195.20/x
  3. Step 3: Cross multiply
    10,987,490,217.60x = 16,481,235,326.40 × 10,558,936,195.20
  4. Step 4: Simplify right side
    10,987,490,217.60x = 174,024,312,229,533,843,456
  5. Step 5: Solve for x
    x = 174,024,312,229,533,843,456/10,987,490,217.60
  6. Step 6: Final answer
    x = 15,838,404,292.80

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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.