Home / 3,879,724,061.60-5,819,586,092.40-1,915,518,125.60

Finding the Fourth Proportional to 3,879,724,061.60, 5,819,586,092.40 and 1,915,518,125.60

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Solution

The fourth proportional to 3,879,724,061.60, 5,819,586,092.40 and 1,915,518,125.60 is: 2,873,277,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,724,061.60 : 5,819,586,092.40 = 1,915,518,125.60 : x
  2. Step 2: Convert to fraction form
    3,879,724,061.60/5,819,586,092.40 = 1,915,518,125.60/x
  3. Step 3: Cross multiply
    3,879,724,061.60x = 5,819,586,092.40 × 1,915,518,125.60
  4. Step 4: Simplify right side
    3,879,724,061.60x = 11,147,522,643,481,874,432
  5. Step 5: Solve for x
    x = 11,147,522,643,481,874,432/3,879,724,061.60
  6. Step 6: Final answer
    x = 2,873,277,188.40

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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.