Home / 2,961,137,100.12-4,086,807,780.90-1,874,919,950.88

Finding the Fourth Proportional to 2,961,137,100.12, 4,086,807,780.90 and 1,874,919,950.88

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Solution

The fourth proportional to 2,961,137,100.12, 4,086,807,780.90 and 1,874,919,950.88 is: 2,587,667,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,137,100.12 : 4,086,807,780.90 = 1,874,919,950.88 : x
  2. Step 2: Convert to fraction form
    2,961,137,100.12/4,086,807,780.90 = 1,874,919,950.88/x
  3. Step 3: Cross multiply
    2,961,137,100.12x = 4,086,807,780.90 × 1,874,919,950.88
  4. Step 4: Simplify right side
    2,961,137,100.12x = 7,662,437,443,821,030,400
  5. Step 5: Solve for x
    x = 7,662,437,443,821,030,400/2,961,137,100.12
  6. Step 6: Final answer
    x = 2,587,667,232.13

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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.