Home / 2,881,017,827.35-3,974,587,169.29-1,928,705,384.85

Finding the Fourth Proportional to 2,881,017,827.35, 3,974,587,169.29 and 1,928,705,384.85

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Solution

The fourth proportional to 2,881,017,827.35, 3,974,587,169.29 and 1,928,705,384.85 is: 2,660,798,417.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,017,827.35 : 3,974,587,169.29 = 1,928,705,384.85 : x
  2. Step 2: Convert to fraction form
    2,881,017,827.35/3,974,587,169.29 = 1,928,705,384.85/x
  3. Step 3: Cross multiply
    2,881,017,827.35x = 3,974,587,169.29 × 1,928,705,384.85
  4. Step 4: Simplify right side
    2,881,017,827.35x = 7,665,807,675,965,340,672
  5. Step 5: Solve for x
    x = 7,665,807,675,965,340,672/2,881,017,827.35
  6. Step 6: Final answer
    x = 2,660,798,417.56

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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.