Home / 106,074,128.88-158,815,566.90-54,147,028.77

Finding the Fourth Proportional to 106,074,128.88, 158,815,566.90 and 54,147,028.77

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Solution

The fourth proportional to 106,074,128.88, 158,815,566.90 and 54,147,028.77 is: 81,069,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,074,128.88 : 158,815,566.90 = 54,147,028.77 : x
  2. Step 2: Convert to fraction form
    106,074,128.88/158,815,566.90 = 54,147,028.77/x
  3. Step 3: Cross multiply
    106,074,128.88x = 158,815,566.90 × 54,147,028.77
  4. Step 4: Simplify right side
    106,074,128.88x = 8,599,391,070,058,161
  5. Step 5: Solve for x
    x = 8,599,391,070,058,161/106,074,128.88
  6. Step 6: Final answer
    x = 81,069,636.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.