Home / 123,012,139.60-184,518,209.40-50,204,722.60

Finding the Fourth Proportional to 123,012,139.60, 184,518,209.40 and 50,204,722.60

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Solution

The fourth proportional to 123,012,139.60, 184,518,209.40 and 50,204,722.60 is: 75,307,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,012,139.60 : 184,518,209.40 = 50,204,722.60 : x
  2. Step 2: Convert to fraction form
    123,012,139.60/184,518,209.40 = 50,204,722.60/x
  3. Step 3: Cross multiply
    123,012,139.60x = 184,518,209.40 × 50,204,722.60
  4. Step 4: Simplify right side
    123,012,139.60x = 9,263,685,517,575,714
  5. Step 5: Solve for x
    x = 9,263,685,517,575,714/123,012,139.60
  6. Step 6: Final answer
    x = 75,307,083.90

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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.