Home / 2,939,622,237.09-4,053,953,770.83-2,145,410,212.77

Finding the Fourth Proportional to 2,939,622,237.09, 4,053,953,770.83 and 2,145,410,212.77

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Solution

The fourth proportional to 2,939,622,237.09, 4,053,953,770.83 and 2,145,410,212.77 is: 2,958,677,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,622,237.09 : 4,053,953,770.83 = 2,145,410,212.77 : x
  2. Step 2: Convert to fraction form
    2,939,622,237.09/4,053,953,770.83 = 2,145,410,212.77/x
  3. Step 3: Cross multiply
    2,939,622,237.09x = 4,053,953,770.83 × 2,145,410,212.77
  4. Step 4: Simplify right side
    2,939,622,237.09x = 8,697,393,822,036,133,888
  5. Step 5: Solve for x
    x = 8,697,393,822,036,133,888/2,939,622,237.09
  6. Step 6: Final answer
    x = 2,958,677,381.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.