Home / 236,328,889.95-354,858,288.53-128,833,465.95

Finding the Fourth Proportional to 236,328,889.95, 354,858,288.53 and 128,833,465.95

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Solution

The fourth proportional to 236,328,889.95, 354,858,288.53 and 128,833,465.95 is: 193,449,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,328,889.95 : 354,858,288.53 = 128,833,465.95 : x
  2. Step 2: Convert to fraction form
    236,328,889.95/354,858,288.53 = 128,833,465.95/x
  3. Step 3: Cross multiply
    236,328,889.95x = 354,858,288.53 × 128,833,465.95
  4. Step 4: Simplify right side
    236,328,889.95x = 45,717,623,231,760,864
  5. Step 5: Solve for x
    x = 45,717,623,231,760,864/236,328,889.95
  6. Step 6: Final answer
    x = 193,449,151.48

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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.