Home / 8,047,431,076.40-12,071,146,614.60-7,666,494,167.60

Finding the Fourth Proportional to 8,047,431,076.40, 12,071,146,614.60 and 7,666,494,167.60

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Solution

The fourth proportional to 8,047,431,076.40, 12,071,146,614.60 and 7,666,494,167.60 is: 11,499,741,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,431,076.40 : 12,071,146,614.60 = 7,666,494,167.60 : x
  2. Step 2: Convert to fraction form
    8,047,431,076.40/12,071,146,614.60 = 7,666,494,167.60/x
  3. Step 3: Cross multiply
    8,047,431,076.40x = 12,071,146,614.60 × 7,666,494,167.60
  4. Step 4: Simplify right side
    8,047,431,076.40x = 92,543,375,117,075,398,656
  5. Step 5: Solve for x
    x = 92,543,375,117,075,398,656/8,047,431,076.40
  6. Step 6: Final answer
    x = 11,499,741,251.40

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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.