Home / 601,717,405.55-901,655,619.17-321,638,160.92

Finding the Fourth Proportional to 601,717,405.55, 901,655,619.17 and 321,638,160.92

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Solution

The fourth proportional to 601,717,405.55, 901,655,619.17 and 321,638,160.92 is: 481,965,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,717,405.55 : 901,655,619.17 = 321,638,160.92 : x
  2. Step 2: Convert to fraction form
    601,717,405.55/901,655,619.17 = 321,638,160.92/x
  3. Step 3: Cross multiply
    601,717,405.55x = 901,655,619.17 × 321,638,160.92
  4. Step 4: Simplify right side
    601,717,405.55x = 290,006,855,126,906,240
  5. Step 5: Solve for x
    x = 290,006,855,126,906,240/601,717,405.55
  6. Step 6: Final answer
    x = 481,965,209.01

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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.