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Finding the Fourth Proportional to 171,996,865.05, 241,475,855.55 and 171,996,865.05

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Solution

The fourth proportional to 171,996,865.05, 241,475,855.55 and 171,996,865.05 is: 241,475,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,996,865.05 : 241,475,855.55 = 171,996,865.05 : x
  2. Step 2: Convert to fraction form
    171,996,865.05/241,475,855.55 = 171,996,865.05/x
  3. Step 3: Cross multiply
    171,996,865.05x = 241,475,855.55 × 171,996,865.05
  4. Step 4: Simplify right side
    171,996,865.05x = 41,533,090,139,866,648
  5. Step 5: Solve for x
    x = 41,533,090,139,866,648/171,996,865.05
  6. Step 6: Final answer
    x = 241,475,855.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.