Home / 19,969,179,677.82-27,558,334,204.21-11,058,508,430.82

Finding the Fourth Proportional to 19,969,179,677.82, 27,558,334,204.21 and 11,058,508,430.82

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Solution

The fourth proportional to 19,969,179,677.82, 27,558,334,204.21 and 11,058,508,430.82 is: 15,261,221,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969,179,677.82 : 27,558,334,204.21 = 11,058,508,430.82 : x
  2. Step 2: Convert to fraction form
    19,969,179,677.82/27,558,334,204.21 = 11,058,508,430.82/x
  3. Step 3: Cross multiply
    19,969,179,677.82x = 27,558,334,204.21 × 11,058,508,430.82
  4. Step 4: Simplify right side
    19,969,179,677.82x = 304,754,071,136,611,467,264
  5. Step 5: Solve for x
    x = 304,754,071,136,611,467,264/19,969,179,677.82
  6. Step 6: Final answer
    x = 15,261,221,344.77

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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.