Home / 2,912,264,571.20-4,368,396,856.80-1,071,636,382.40

Finding the Fourth Proportional to 2,912,264,571.20, 4,368,396,856.80 and 1,071,636,382.40

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Solution

The fourth proportional to 2,912,264,571.20, 4,368,396,856.80 and 1,071,636,382.40 is: 1,607,454,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,264,571.20 : 4,368,396,856.80 = 1,071,636,382.40 : x
  2. Step 2: Convert to fraction form
    2,912,264,571.20/4,368,396,856.80 = 1,071,636,382.40/x
  3. Step 3: Cross multiply
    2,912,264,571.20x = 4,368,396,856.80 × 1,071,636,382.40
  4. Step 4: Simplify right side
    2,912,264,571.20x = 4,681,333,004,508,683,264
  5. Step 5: Solve for x
    x = 4,681,333,004,508,683,264/2,912,264,571.20
  6. Step 6: Final answer
    x = 1,607,454,573.60

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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.