Home / 10,780,161,395.20-16,170,242,092.80-5,256,576,217.60

Finding the Fourth Proportional to 10,780,161,395.20, 16,170,242,092.80 and 5,256,576,217.60

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Solution

The fourth proportional to 10,780,161,395.20, 16,170,242,092.80 and 5,256,576,217.60 is: 7,884,864,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,161,395.20 : 16,170,242,092.80 = 5,256,576,217.60 : x
  2. Step 2: Convert to fraction form
    10,780,161,395.20/16,170,242,092.80 = 5,256,576,217.60/x
  3. Step 3: Cross multiply
    10,780,161,395.20x = 16,170,242,092.80 × 5,256,576,217.60
  4. Step 4: Simplify right side
    10,780,161,395.20x = 85,000,110,017,846,935,552
  5. Step 5: Solve for x
    x = 85,000,110,017,846,935,552/10,780,161,395.20
  6. Step 6: Final answer
    x = 7,884,864,326.40

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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.