Home / 158,101,623.44-218,187,058.52-87,537,235

Finding the Fourth Proportional to 158,101,623.44, 218,187,058.52 and 87,537,235

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Solution

The fourth proportional to 158,101,623.44, 218,187,058.52 and 87,537,235 is: 120,805,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,101,623.44 : 218,187,058.52 = 87,537,235 : x
  2. Step 2: Convert to fraction form
    158,101,623.44/218,187,058.52 = 87,537,235/x
  3. Step 3: Cross multiply
    158,101,623.44x = 218,187,058.52 × 87,537,235
  4. Step 4: Simplify right side
    158,101,623.44x = 19,099,491,815,623,992
  5. Step 5: Solve for x
    x = 19,099,491,815,623,992/158,101,623.44
  6. Step 6: Final answer
    x = 120,805,159.37

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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.