Home / 8,131,088,353.14-12,191,280,153.39-5,362,274,969.46

Finding the Fourth Proportional to 8,131,088,353.14, 12,191,280,153.39 and 5,362,274,969.46

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Solution

The fourth proportional to 8,131,088,353.14, 12,191,280,153.39 and 5,362,274,969.46 is: 8,039,882,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,088,353.14 : 12,191,280,153.39 = 5,362,274,969.46 : x
  2. Step 2: Convert to fraction form
    8,131,088,353.14/12,191,280,153.39 = 5,362,274,969.46/x
  3. Step 3: Cross multiply
    8,131,088,353.14x = 12,191,280,153.39 × 5,362,274,969.46
  4. Step 4: Simplify right side
    8,131,088,353.14x = 65,372,996,412,197,666,816
  5. Step 5: Solve for x
    x = 65,372,996,412,197,666,816/8,131,088,353.14
  6. Step 6: Final answer
    x = 8,039,882,679.05

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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.