Home / 2,542,774,396.38-3,509,225,224.01-1,525,538,104.78

Finding the Fourth Proportional to 2,542,774,396.38, 3,509,225,224.01 and 1,525,538,104.78

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Solution

The fourth proportional to 2,542,774,396.38, 3,509,225,224.01 and 1,525,538,104.78 is: 2,105,360,509.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,774,396.38 : 3,509,225,224.01 = 1,525,538,104.78 : x
  2. Step 2: Convert to fraction form
    2,542,774,396.38/3,509,225,224.01 = 1,525,538,104.78/x
  3. Step 3: Cross multiply
    2,542,774,396.38x = 3,509,225,224.01 × 1,525,538,104.78
  4. Step 4: Simplify right side
    2,542,774,396.38x = 5,353,456,797,488,718,848
  5. Step 5: Solve for x
    x = 5,353,456,797,488,718,848/2,542,774,396.38
  6. Step 6: Final answer
    x = 2,105,360,509.02

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Double scale
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1.5x scale

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.