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Finding the Fourth Proportional to 747,182,143.95, 1,118,757,676.73 and 747,182,143.95

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Solution

The fourth proportional to 747,182,143.95, 1,118,757,676.73 and 747,182,143.95 is: 1,118,757,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,182,143.95 : 1,118,757,676.73 = 747,182,143.95 : x
  2. Step 2: Convert to fraction form
    747,182,143.95/1,118,757,676.73 = 747,182,143.95/x
  3. Step 3: Cross multiply
    747,182,143.95x = 1,118,757,676.73 × 747,182,143.95
  4. Step 4: Simplify right side
    747,182,143.95x = 835,915,759,455,906,560
  5. Step 5: Solve for x
    x = 835,915,759,455,906,560/747,182,143.95
  6. Step 6: Final answer
    x = 1,118,757,676.73

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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.