Home / 1,122,022,151.20-1,683,033,226.80-304,134,452.20

Finding the Fourth Proportional to 1,122,022,151.20, 1,683,033,226.80 and 304,134,452.20

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Solution

The fourth proportional to 1,122,022,151.20, 1,683,033,226.80 and 304,134,452.20 is: 456,201,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,022,151.20 : 1,683,033,226.80 = 304,134,452.20 : x
  2. Step 2: Convert to fraction form
    1,122,022,151.20/1,683,033,226.80 = 304,134,452.20/x
  3. Step 3: Cross multiply
    1,122,022,151.20x = 1,683,033,226.80 × 304,134,452.20
  4. Step 4: Simplify right side
    1,122,022,151.20x = 511,868,388,467,216,320
  5. Step 5: Solve for x
    x = 511,868,388,467,216,320/1,122,022,151.20
  6. Step 6: Final answer
    x = 456,201,678.30

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Double scale
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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.