Home / 543,167,101,906.47-749,536,826,914.30-299,282,922,758.43

Finding the Fourth Proportional to 543,167,101,906.47, 749,536,826,914.30 and 299,282,922,758.43

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Solution

The fourth proportional to 543,167,101,906.47, 749,536,826,914.30 and 299,282,922,758.43 is: 412,991,824,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,167,101,906.47 : 749,536,826,914.30 = 299,282,922,758.43 : x
  2. Step 2: Convert to fraction form
    543,167,101,906.47/749,536,826,914.30 = 299,282,922,758.43/x
  3. Step 3: Cross multiply
    543,167,101,906.47x = 749,536,826,914.30 × 299,282,922,758.43
  4. Step 4: Simplify right side
    543,167,101,906.47x = 224,323,572,273,991,185,858,560
  5. Step 5: Solve for x
    x = 224,323,572,273,991,185,858,560/543,167,101,906.47
  6. Step 6: Final answer
    x = 412,991,824,222.48

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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.