Home / 120,175,443.84-180,257,748.48-50,116,823.52

Finding the Fourth Proportional to 120,175,443.84, 180,257,748.48 and 50,116,823.52

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Solution

The fourth proportional to 120,175,443.84, 180,257,748.48 and 50,116,823.52 is: 75,172,976.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,175,443.84 : 180,257,748.48 = 50,116,823.52 : x
  2. Step 2: Convert to fraction form
    120,175,443.84/180,257,748.48 = 50,116,823.52/x
  3. Step 3: Cross multiply
    120,175,443.84x = 180,257,748.48 × 50,116,823.52
  4. Step 4: Simplify right side
    120,175,443.84x = 9,033,945,768,684,708
  5. Step 5: Solve for x
    x = 9,033,945,768,684,708/120,175,443.84
  6. Step 6: Final answer
    x = 75,172,976.11

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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.