Home / 158,845,072.44-219,182,317.02-89,217,113.88

Finding the Fourth Proportional to 158,845,072.44, 219,182,317.02 and 89,217,113.88

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Solution

The fourth proportional to 158,845,072.44, 219,182,317.02 and 89,217,113.88 is: 123,106,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,845,072.44 : 219,182,317.02 = 89,217,113.88 : x
  2. Step 2: Convert to fraction form
    158,845,072.44/219,182,317.02 = 89,217,113.88/x
  3. Step 3: Cross multiply
    158,845,072.44x = 219,182,317.02 × 89,217,113.88
  4. Step 4: Simplify right side
    158,845,072.44x = 19,554,813,738,055,604
  5. Step 5: Solve for x
    x = 19,554,813,738,055,604/158,845,072.44
  6. Step 6: Final answer
    x = 123,106,203.03

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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.