Home / 19,969,184,398.36-27,558,340,718.56-11,058,513,151.36

Finding the Fourth Proportional to 19,969,184,398.36, 27,558,340,718.56 and 11,058,513,151.36

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Solution

The fourth proportional to 19,969,184,398.36, 27,558,340,718.56 and 11,058,513,151.36 is: 15,261,227,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969,184,398.36 : 27,558,340,718.56 = 11,058,513,151.36 : x
  2. Step 2: Convert to fraction form
    19,969,184,398.36/27,558,340,718.56 = 11,058,513,151.36/x
  3. Step 3: Cross multiply
    19,969,184,398.36x = 27,558,340,718.56 × 11,058,513,151.36
  4. Step 4: Simplify right side
    19,969,184,398.36x = 304,754,273,265,855,561,728
  5. Step 5: Solve for x
    x = 304,754,273,265,855,561,728/19,969,184,398.36
  6. Step 6: Final answer
    x = 15,261,227,859.21

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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.