Home / 181,822,758.80-272,734,138.20-127,296,912.20

Finding the Fourth Proportional to 181,822,758.80, 272,734,138.20 and 127,296,912.20

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Solution

The fourth proportional to 181,822,758.80, 272,734,138.20 and 127,296,912.20 is: 190,945,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,822,758.80 : 272,734,138.20 = 127,296,912.20 : x
  2. Step 2: Convert to fraction form
    181,822,758.80/272,734,138.20 = 127,296,912.20/x
  3. Step 3: Cross multiply
    181,822,758.80x = 272,734,138.20 × 127,296,912.20
  4. Step 4: Simplify right side
    181,822,758.80x = 34,718,213,644,388,064
  5. Step 5: Solve for x
    x = 34,718,213,644,388,064/181,822,758.80
  6. Step 6: Final answer
    x = 190,945,368.30

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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.