Home / 19,969,179,679.51-27,558,334,206.53-11,058,508,432.51

Finding the Fourth Proportional to 19,969,179,679.51, 27,558,334,206.53 and 11,058,508,432.51

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Solution

The fourth proportional to 19,969,179,679.51, 27,558,334,206.53 and 11,058,508,432.51 is: 15,261,221,347.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969,179,679.51 : 27,558,334,206.53 = 11,058,508,432.51 : x
  2. Step 2: Convert to fraction form
    19,969,179,679.51/27,558,334,206.53 = 11,058,508,432.51/x
  3. Step 3: Cross multiply
    19,969,179,679.51x = 27,558,334,206.53 × 11,058,508,432.51
  4. Step 4: Simplify right side
    19,969,179,679.51x = 304,754,071,208,702,836,736
  5. Step 5: Solve for x
    x = 304,754,071,208,702,836,736/19,969,179,679.51
  6. Step 6: Final answer
    x = 15,261,221,347.09

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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.