Home / 115,982,739.60-173,946,640.68-43,233,671.76

Finding the Fourth Proportional to 115,982,739.60, 173,946,640.68 and 43,233,671.76

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Solution

The fourth proportional to 115,982,739.60, 173,946,640.68 and 43,233,671.76 is: 64,840,268.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,982,739.60 : 173,946,640.68 = 43,233,671.76 : x
  2. Step 2: Convert to fraction form
    115,982,739.60/173,946,640.68 = 43,233,671.76/x
  3. Step 3: Cross multiply
    115,982,739.60x = 173,946,640.68 × 43,233,671.76
  4. Step 4: Simplify right side
    115,982,739.60x = 7,520,351,966,913,783
  5. Step 5: Solve for x
    x = 7,520,351,966,913,783/115,982,739.60
  6. Step 6: Final answer
    x = 64,840,268.41

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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.