Home / 2,912,264,569.70-4,368,396,854.55-1,071,636,380.90

Finding the Fourth Proportional to 2,912,264,569.70, 4,368,396,854.55 and 1,071,636,380.90

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Solution

The fourth proportional to 2,912,264,569.70, 4,368,396,854.55 and 1,071,636,380.90 is: 1,607,454,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,264,569.70 : 4,368,396,854.55 = 1,071,636,380.90 : x
  2. Step 2: Convert to fraction form
    2,912,264,569.70/4,368,396,854.55 = 1,071,636,380.90/x
  3. Step 3: Cross multiply
    2,912,264,569.70x = 4,368,396,854.55 × 1,071,636,380.90
  4. Step 4: Simplify right side
    2,912,264,569.70x = 4,681,332,995,544,905,728
  5. Step 5: Solve for x
    x = 4,681,332,995,544,905,728/2,912,264,569.70
  6. Step 6: Final answer
    x = 1,607,454,571.35

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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.