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Finding the Fourth Proportional to 45,366,813.70, 68,050,220.55 and 45,366,813.70

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Solution

The fourth proportional to 45,366,813.70, 68,050,220.55 and 45,366,813.70 is: 68,050,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,366,813.70 : 68,050,220.55 = 45,366,813.70 : x
  2. Step 2: Convert to fraction form
    45,366,813.70/68,050,220.55 = 45,366,813.70/x
  3. Step 3: Cross multiply
    45,366,813.70x = 68,050,220.55 × 45,366,813.70
  4. Step 4: Simplify right side
    45,366,813.70x = 3,087,221,677,935,761.50
  5. Step 5: Solve for x
    x = 3,087,221,677,935,761.50/45,366,813.70
  6. Step 6: Final answer
    x = 68,050,220.55

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Double scale
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Similar ratio
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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.