Home / 2,125,767,369.60-3,188,651,054.40-1,681,907,846.40

Finding the Fourth Proportional to 2,125,767,369.60, 3,188,651,054.40 and 1,681,907,846.40

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Solution

The fourth proportional to 2,125,767,369.60, 3,188,651,054.40 and 1,681,907,846.40 is: 2,522,861,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,767,369.60 : 3,188,651,054.40 = 1,681,907,846.40 : x
  2. Step 2: Convert to fraction form
    2,125,767,369.60/3,188,651,054.40 = 1,681,907,846.40/x
  3. Step 3: Cross multiply
    2,125,767,369.60x = 3,188,651,054.40 × 1,681,907,846.40
  4. Step 4: Simplify right side
    2,125,767,369.60x = 5,363,017,227,826,994,176
  5. Step 5: Solve for x
    x = 5,363,017,227,826,994,176/2,125,767,369.60
  6. Step 6: Final answer
    x = 2,522,861,769.60

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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.