Home / 10,780,161,628.20-16,170,242,442.30-5,256,576,450.60

Finding the Fourth Proportional to 10,780,161,628.20, 16,170,242,442.30 and 5,256,576,450.60

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Solution

The fourth proportional to 10,780,161,628.20, 16,170,242,442.30 and 5,256,576,450.60 is: 7,884,864,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,161,628.20 : 16,170,242,442.30 = 5,256,576,450.60 : x
  2. Step 2: Convert to fraction form
    10,780,161,628.20/16,170,242,442.30 = 5,256,576,450.60/x
  3. Step 3: Cross multiply
    10,780,161,628.20x = 16,170,242,442.30 × 5,256,576,450.60
  4. Step 4: Simplify right side
    10,780,161,628.20x = 85,000,115,622,686,818,304
  5. Step 5: Solve for x
    x = 85,000,115,622,686,818,304/10,780,161,628.20
  6. Step 6: Final answer
    x = 7,884,864,675.90

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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.