Home / 401,988,122.20-602,982,183.30-159,651,026.20

Finding the Fourth Proportional to 401,988,122.20, 602,982,183.30 and 159,651,026.20

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Solution

The fourth proportional to 401,988,122.20, 602,982,183.30 and 159,651,026.20 is: 239,476,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,988,122.20 : 602,982,183.30 = 159,651,026.20 : x
  2. Step 2: Convert to fraction form
    401,988,122.20/602,982,183.30 = 159,651,026.20/x
  3. Step 3: Cross multiply
    401,988,122.20x = 602,982,183.30 × 159,651,026.20
  4. Step 4: Simplify right side
    401,988,122.20x = 96,266,724,344,161,488
  5. Step 5: Solve for x
    x = 96,266,724,344,161,488/401,988,122.20
  6. Step 6: Final answer
    x = 239,476,539.30

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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.