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Finding the Fourth Proportional to 132,078,028.70, 185,291,877.70 and 132,078,028.70

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Solution

The fourth proportional to 132,078,028.70, 185,291,877.70 and 132,078,028.70 is: 185,291,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,078,028.70 : 185,291,877.70 = 132,078,028.70 : x
  2. Step 2: Convert to fraction form
    132,078,028.70/185,291,877.70 = 132,078,028.70/x
  3. Step 3: Cross multiply
    132,078,028.70x = 185,291,877.70 × 132,078,028.70
  4. Step 4: Simplify right side
    132,078,028.70x = 24,472,985,940,737,488
  5. Step 5: Solve for x
    x = 24,472,985,940,737,488/132,078,028.70
  6. Step 6: Final answer
    x = 185,291,877.70

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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.