Home / 2,961,137,091.08-4,086,807,768.47-1,874,919,941.87

Finding the Fourth Proportional to 2,961,137,091.08, 4,086,807,768.47 and 1,874,919,941.87

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Solution

The fourth proportional to 2,961,137,091.08, 4,086,807,768.47 and 1,874,919,941.87 is: 2,587,667,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,137,091.08 : 4,086,807,768.47 = 1,874,919,941.87 : x
  2. Step 2: Convert to fraction form
    2,961,137,091.08/4,086,807,768.47 = 1,874,919,941.87/x
  3. Step 3: Cross multiply
    2,961,137,091.08x = 4,086,807,768.47 × 1,874,919,941.87
  4. Step 4: Simplify right side
    2,961,137,091.08x = 7,662,437,383,677,889,536
  5. Step 5: Solve for x
    x = 7,662,437,383,677,889,536/2,961,137,091.08
  6. Step 6: Final answer
    x = 2,587,667,219.72

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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.