Home / 303,756,758.81-455,631,816.71-73,725,843.46

Finding the Fourth Proportional to 303,756,758.81, 455,631,816.71 and 73,725,843.46

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Solution

The fourth proportional to 303,756,758.81, 455,631,816.71 and 73,725,843.46 is: 110,587,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,756,758.81 : 455,631,816.71 = 73,725,843.46 : x
  2. Step 2: Convert to fraction form
    303,756,758.81/455,631,816.71 = 73,725,843.46/x
  3. Step 3: Cross multiply
    303,756,758.81x = 455,631,816.71 × 73,725,843.46
  4. Step 4: Simplify right side
    303,756,758.81x = 33,591,839,995,606,464
  5. Step 5: Solve for x
    x = 33,591,839,995,606,464/303,756,758.81
  6. Step 6: Final answer
    x = 110,587,959.02

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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.