Home / 10,780,128,952.80-16,170,193,429.20-2,610,476,728.80

Finding the Fourth Proportional to 10,780,128,952.80, 16,170,193,429.20 and 2,610,476,728.80

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Solution

The fourth proportional to 10,780,128,952.80, 16,170,193,429.20 and 2,610,476,728.80 is: 3,915,715,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,128,952.80 : 16,170,193,429.20 = 2,610,476,728.80 : x
  2. Step 2: Convert to fraction form
    10,780,128,952.80/16,170,193,429.20 = 2,610,476,728.80/x
  3. Step 3: Cross multiply
    10,780,128,952.80x = 16,170,193,429.20 × 2,610,476,728.80
  4. Step 4: Simplify right side
    10,780,128,952.80x = 42,211,913,647,121,276,928
  5. Step 5: Solve for x
    x = 42,211,913,647,121,276,928/10,780,128,952.80
  6. Step 6: Final answer
    x = 3,915,715,093.20

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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.