Home / 12,558,318,763.77-18,841,154,020.68-4,049,530,418.33

Finding the Fourth Proportional to 12,558,318,763.77, 18,841,154,020.68 and 4,049,530,418.33

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Solution

The fourth proportional to 12,558,318,763.77, 18,841,154,020.68 and 4,049,530,418.33 is: 6,075,480,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,318,763.77 : 18,841,154,020.68 = 4,049,530,418.33 : x
  2. Step 2: Convert to fraction form
    12,558,318,763.77/18,841,154,020.68 = 4,049,530,418.33/x
  3. Step 3: Cross multiply
    12,558,318,763.77x = 18,841,154,020.68 × 4,049,530,418.33
  4. Step 4: Simplify right side
    12,558,318,763.77x = 76,297,826,323,090,030,592
  5. Step 5: Solve for x
    x = 76,297,826,323,090,030,592/12,558,318,763.77
  6. Step 6: Final answer
    x = 6,075,480,942.82

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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.