Home / 122,933,948.60-184,400,922.90-115,879,561.40

Finding the Fourth Proportional to 122,933,948.60, 184,400,922.90 and 115,879,561.40

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Solution

The fourth proportional to 122,933,948.60, 184,400,922.90 and 115,879,561.40 is: 173,819,342.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,933,948.60 : 184,400,922.90 = 115,879,561.40 : x
  2. Step 2: Convert to fraction form
    122,933,948.60/184,400,922.90 = 115,879,561.40/x
  3. Step 3: Cross multiply
    122,933,948.60x = 184,400,922.90 × 115,879,561.40
  4. Step 4: Simplify right side
    122,933,948.60x = 21,368,298,067,407,216
  5. Step 5: Solve for x
    x = 21,368,298,067,407,216/122,933,948.60
  6. Step 6: Final answer
    x = 173,819,342.10

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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.