Home / 135,401,617.58-186,859,589.94-75,863,427.30

Finding the Fourth Proportional to 135,401,617.58, 186,859,589.94 and 75,863,427.30

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Solution

The fourth proportional to 135,401,617.58, 186,859,589.94 and 75,863,427.30 is: 104,694,531.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,401,617.58 : 186,859,589.94 = 75,863,427.30 : x
  2. Step 2: Convert to fraction form
    135,401,617.58/186,859,589.94 = 75,863,427.30/x
  3. Step 3: Cross multiply
    135,401,617.58x = 186,859,589.94 × 75,863,427.30
  4. Step 4: Simplify right side
    135,401,617.58x = 14,175,808,916,721,000
  5. Step 5: Solve for x
    x = 14,175,808,916,721,000/135,401,617.58
  6. Step 6: Final answer
    x = 104,694,531.50

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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.