Home / 303,131,039.63-417,941,634.11-252,967,659.30

Finding the Fourth Proportional to 303,131,039.63, 417,941,634.11 and 252,967,659.30

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Solution

The fourth proportional to 303,131,039.63, 417,941,634.11 and 252,967,659.30 is: 348,778,920.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,131,039.63 : 417,941,634.11 = 252,967,659.30 : x
  2. Step 2: Convert to fraction form
    303,131,039.63/417,941,634.11 = 252,967,659.30/x
  3. Step 3: Cross multiply
    303,131,039.63x = 417,941,634.11 × 252,967,659.30
  4. Step 4: Simplify right side
    303,131,039.63x = 105,725,716,903,558,912
  5. Step 5: Solve for x
    x = 105,725,716,903,558,912/303,131,039.63
  6. Step 6: Final answer
    x = 348,778,920.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.