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Finding the Fourth Proportional to 178,124,710.40, 267,187,065.60 and 178,124,710.40

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Solution

The fourth proportional to 178,124,710.40, 267,187,065.60 and 178,124,710.40 is: 267,187,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,124,710.40 : 267,187,065.60 = 178,124,710.40 : x
  2. Step 2: Convert to fraction form
    178,124,710.40/267,187,065.60 = 178,124,710.40/x
  3. Step 3: Cross multiply
    178,124,710.40x = 267,187,065.60 × 178,124,710.40
  4. Step 4: Simplify right side
    178,124,710.40x = 47,592,618,682,625,800
  5. Step 5: Solve for x
    x = 47,592,618,682,625,800/178,124,710.40
  6. Step 6: Final answer
    x = 267,187,065.60

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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.