Home / 193,552,022.70-290,328,034.05-129,054,768.30

Finding the Fourth Proportional to 193,552,022.70, 290,328,034.05 and 129,054,768.30

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Solution

The fourth proportional to 193,552,022.70, 290,328,034.05 and 129,054,768.30 is: 193,582,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,552,022.70 : 290,328,034.05 = 129,054,768.30 : x
  2. Step 2: Convert to fraction form
    193,552,022.70/290,328,034.05 = 129,054,768.30/x
  3. Step 3: Cross multiply
    193,552,022.70x = 290,328,034.05 × 129,054,768.30
  4. Step 4: Simplify right side
    193,552,022.70x = 37,468,217,165,317,264
  5. Step 5: Solve for x
    x = 37,468,217,165,317,264/193,552,022.70
  6. Step 6: Final answer
    x = 193,582,152.45

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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.