Home / 124,362,520.08-171,620,575.68-69,361,919.52

Finding the Fourth Proportional to 124,362,520.08, 171,620,575.68 and 69,361,919.52

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Solution

The fourth proportional to 124,362,520.08, 171,620,575.68 and 69,361,919.52 is: 95,719,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,362,520.08 : 171,620,575.68 = 69,361,919.52 : x
  2. Step 2: Convert to fraction form
    124,362,520.08/171,620,575.68 = 69,361,919.52/x
  3. Step 3: Cross multiply
    124,362,520.08x = 171,620,575.68 × 69,361,919.52
  4. Step 4: Simplify right side
    124,362,520.08x = 11,903,932,558,292,230
  5. Step 5: Solve for x
    x = 11,903,932,558,292,230/124,362,520.08
  6. Step 6: Final answer
    x = 95,719,615.13

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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.