Home / 120,175,352.70-180,257,612.11-50,116,732.26

Finding the Fourth Proportional to 120,175,352.70, 180,257,612.11 and 50,116,732.26

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Solution

The fourth proportional to 120,175,352.70, 180,257,612.11 and 50,116,732.26 is: 75,172,839.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,175,352.70 : 180,257,612.11 = 50,116,732.26 : x
  2. Step 2: Convert to fraction form
    120,175,352.70/180,257,612.11 = 50,116,732.26/x
  3. Step 3: Cross multiply
    120,175,352.70x = 180,257,612.11 × 50,116,732.26
  4. Step 4: Simplify right side
    120,175,352.70x = 9,033,922,483,943,804
  5. Step 5: Solve for x
    x = 9,033,922,483,943,804/120,175,352.70
  6. Step 6: Final answer
    x = 75,172,839.36

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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.