Home / 123,474,845.26-170,379,579.55-70,554,975.48

Finding the Fourth Proportional to 123,474,845.26, 170,379,579.55 and 70,554,975.48

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Solution

The fourth proportional to 123,474,845.26, 170,379,579.55 and 70,554,975.48 is: 97,356,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,474,845.26 : 170,379,579.55 = 70,554,975.48 : x
  2. Step 2: Convert to fraction form
    123,474,845.26/170,379,579.55 = 70,554,975.48/x
  3. Step 3: Cross multiply
    123,474,845.26x = 170,379,579.55 × 70,554,975.48
  4. Step 4: Simplify right side
    123,474,845.26x = 12,021,127,057,398,510
  5. Step 5: Solve for x
    x = 12,021,127,057,398,510/123,474,845.26
  6. Step 6: Final answer
    x = 97,356,891.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.