Home / 236,682,731.70-355,024,097.55-133,370,601.30

Finding the Fourth Proportional to 236,682,731.70, 355,024,097.55 and 133,370,601.30

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Solution

The fourth proportional to 236,682,731.70, 355,024,097.55 and 133,370,601.30 is: 200,055,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,682,731.70 : 355,024,097.55 = 133,370,601.30 : x
  2. Step 2: Convert to fraction form
    236,682,731.70/355,024,097.55 = 133,370,601.30/x
  3. Step 3: Cross multiply
    236,682,731.70x = 355,024,097.55 × 133,370,601.30
  4. Step 4: Simplify right side
    236,682,731.70x = 47,349,777,366,233,360
  5. Step 5: Solve for x
    x = 47,349,777,366,233,360/236,682,731.70
  6. Step 6: Final answer
    x = 200,055,901.95

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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.