Home / 133,608,047.10-200,412,070.65-82,589,711.10

Finding the Fourth Proportional to 133,608,047.10, 200,412,070.65 and 82,589,711.10

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Solution

The fourth proportional to 133,608,047.10, 200,412,070.65 and 82,589,711.10 is: 123,884,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,608,047.10 : 200,412,070.65 = 82,589,711.10 : x
  2. Step 2: Convert to fraction form
    133,608,047.10/200,412,070.65 = 82,589,711.10/x
  3. Step 3: Cross multiply
    133,608,047.10x = 200,412,070.65 × 82,589,711.10
  4. Step 4: Simplify right side
    133,608,047.10x = 16,551,975,015,936,288
  5. Step 5: Solve for x
    x = 16,551,975,015,936,288/133,608,047.10
  6. Step 6: Final answer
    x = 123,884,566.65

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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.