Home / 19,049,298,420.76-26,289,504,335.46-11,428,631,113.24

Finding the Fourth Proportional to 19,049,298,420.76, 26,289,504,335.46 and 11,428,631,113.24

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Solution

The fourth proportional to 19,049,298,420.76, 26,289,504,335.46 and 11,428,631,113.24 is: 15,772,394,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049,298,420.76 : 26,289,504,335.46 = 11,428,631,113.24 : x
  2. Step 2: Convert to fraction form
    19,049,298,420.76/26,289,504,335.46 = 11,428,631,113.24/x
  3. Step 3: Cross multiply
    19,049,298,420.76x = 26,289,504,335.46 × 11,428,631,113.24
  4. Step 4: Simplify right side
    19,049,298,420.76x = 300,453,047,199,895,977,984
  5. Step 5: Solve for x
    x = 300,453,047,199,895,977,984/19,049,298,420.76
  6. Step 6: Final answer
    x = 15,772,394,371.88

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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.