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Finding the Fourth Proportional to 52,163,900,363.90, 78,245,850,545.85 and 52,163,900,363.90

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Solution

The fourth proportional to 52,163,900,363.90, 78,245,850,545.85 and 52,163,900,363.90 is: 78,245,850,545.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163,900,363.90 : 78,245,850,545.85 = 52,163,900,363.90 : x
  2. Step 2: Convert to fraction form
    52,163,900,363.90/78,245,850,545.85 = 52,163,900,363.90/x
  3. Step 3: Cross multiply
    52,163,900,363.90x = 78,245,850,545.85 × 52,163,900,363.90
  4. Step 4: Simplify right side
    52,163,900,363.90x = 4,081,608,751,762,330,091,520
  5. Step 5: Solve for x
    x = 4,081,608,751,762,330,091,520/52,163,900,363.90
  6. Step 6: Final answer
    x = 78,245,850,545.85

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1.5x scale

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.