Home / 129,299,296.20-193,948,944.30-122,922,004.20

Finding the Fourth Proportional to 129,299,296.20, 193,948,944.30 and 122,922,004.20

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Solution

The fourth proportional to 129,299,296.20, 193,948,944.30 and 122,922,004.20 is: 184,383,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,299,296.20 : 193,948,944.30 = 122,922,004.20 : x
  2. Step 2: Convert to fraction form
    129,299,296.20/193,948,944.30 = 122,922,004.20/x
  3. Step 3: Cross multiply
    129,299,296.20x = 193,948,944.30 × 122,922,004.20
  4. Step 4: Simplify right side
    129,299,296.20x = 23,840,592,945,830,168
  5. Step 5: Solve for x
    x = 23,840,592,945,830,168/129,299,296.20
  6. Step 6: Final answer
    x = 184,383,006.30

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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.