Home / 10,694,412,890.40-16,041,619,335.60-10,240,987,429.20

Finding the Fourth Proportional to 10,694,412,890.40, 16,041,619,335.60 and 10,240,987,429.20

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Solution

The fourth proportional to 10,694,412,890.40, 16,041,619,335.60 and 10,240,987,429.20 is: 15,361,481,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694,412,890.40 : 16,041,619,335.60 = 10,240,987,429.20 : x
  2. Step 2: Convert to fraction form
    10,694,412,890.40/16,041,619,335.60 = 10,240,987,429.20/x
  3. Step 3: Cross multiply
    10,694,412,890.40x = 16,041,619,335.60 × 10,240,987,429.20
  4. Step 4: Simplify right side
    10,694,412,890.40x = 164,282,021,959,891,288,064
  5. Step 5: Solve for x
    x = 164,282,021,959,891,288,064/10,694,412,890.40
  6. Step 6: Final answer
    x = 15,361,481,143.80

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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.