Home / 2,938,563,107.28-4,055,217,089.31-1,618,463,663.28

Finding the Fourth Proportional to 2,938,563,107.28, 4,055,217,089.31 and 1,618,463,663.28

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Solution

The fourth proportional to 2,938,563,107.28, 4,055,217,089.31 and 1,618,463,663.28 is: 2,233,479,856.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,563,107.28 : 4,055,217,089.31 = 1,618,463,663.28 : x
  2. Step 2: Convert to fraction form
    2,938,563,107.28/4,055,217,089.31 = 1,618,463,663.28/x
  3. Step 3: Cross multiply
    2,938,563,107.28x = 4,055,217,089.31 × 1,618,463,663.28
  4. Step 4: Simplify right side
    2,938,563,107.28x = 6,563,221,505,760,321,536
  5. Step 5: Solve for x
    x = 6,563,221,505,760,321,536/2,938,563,107.28
  6. Step 6: Final answer
    x = 2,233,479,856.02

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Double scale
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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.