Home / 214,846,436.95-322,394,708.89-90,340,066.06

Finding the Fourth Proportional to 214,846,436.95, 322,394,708.89 and 90,340,066.06

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Solution

The fourth proportional to 214,846,436.95, 322,394,708.89 and 90,340,066.06 is: 135,562,682.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,846,436.95 : 322,394,708.89 = 90,340,066.06 : x
  2. Step 2: Convert to fraction form
    214,846,436.95/322,394,708.89 = 90,340,066.06/x
  3. Step 3: Cross multiply
    214,846,436.95x = 322,394,708.89 × 90,340,066.06
  4. Step 4: Simplify right side
    214,846,436.95x = 29,125,159,297,824,012
  5. Step 5: Solve for x
    x = 29,125,159,297,824,012/214,846,436.95
  6. Step 6: Final answer
    x = 135,562,682.41

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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.