Home / 19,969,179,677.75-27,558,334,204.11-11,058,508,430.75

Finding the Fourth Proportional to 19,969,179,677.75, 27,558,334,204.11 and 11,058,508,430.75

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Solution

The fourth proportional to 19,969,179,677.75, 27,558,334,204.11 and 11,058,508,430.75 is: 15,261,221,344.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969,179,677.75 : 27,558,334,204.11 = 11,058,508,430.75 : x
  2. Step 2: Convert to fraction form
    19,969,179,677.75/27,558,334,204.11 = 11,058,508,430.75/x
  3. Step 3: Cross multiply
    19,969,179,677.75x = 27,558,334,204.11 × 11,058,508,430.75
  4. Step 4: Simplify right side
    19,969,179,677.75x = 304,754,071,133,576,560,640
  5. Step 5: Solve for x
    x = 304,754,071,133,576,560,640/19,969,179,677.75
  6. Step 6: Final answer
    x = 15,261,221,344.67

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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.