Home / 19,049,298,395.76-26,289,504,300.96-11,428,631,088.12

Finding the Fourth Proportional to 19,049,298,395.76, 26,289,504,300.96 and 11,428,631,088.12

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Solution

The fourth proportional to 19,049,298,395.76, 26,289,504,300.96 and 11,428,631,088.12 is: 15,772,394,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049,298,395.76 : 26,289,504,300.96 = 11,428,631,088.12 : x
  2. Step 2: Convert to fraction form
    19,049,298,395.76/26,289,504,300.96 = 11,428,631,088.12/x
  3. Step 3: Cross multiply
    19,049,298,395.76x = 26,289,504,300.96 × 11,428,631,088.12
  4. Step 4: Simplify right side
    19,049,298,395.76x = 300,453,046,145,215,889,408
  5. Step 5: Solve for x
    x = 300,453,046,145,215,889,408/19,049,298,395.76
  6. Step 6: Final answer
    x = 15,772,394,337.22

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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.