Home / 12,901,242,121.60-19,355,446,363.20-5,543,777,545.60

Finding the Fourth Proportional to 12,901,242,121.60, 19,355,446,363.20 and 5,543,777,545.60

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Solution

The fourth proportional to 12,901,242,121.60, 19,355,446,363.20 and 5,543,777,545.60 is: 8,317,206,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,901,242,121.60 : 19,355,446,363.20 = 5,543,777,545.60 : x
  2. Step 2: Convert to fraction form
    12,901,242,121.60/19,355,446,363.20 = 5,543,777,545.60/x
  3. Step 3: Cross multiply
    12,901,242,121.60x = 19,355,446,363.20 × 5,543,777,545.60
  4. Step 4: Simplify right side
    12,901,242,121.60x = 107,302,288,933,373,345,792
  5. Step 5: Solve for x
    x = 107,302,288,933,373,345,792/12,901,242,121.60
  6. Step 6: Final answer
    x = 8,317,206,042.80

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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.