Home / 5,149,656,777.60-7,724,485,166.40-2,662,512,897.60

Finding the Fourth Proportional to 5,149,656,777.60, 7,724,485,166.40 and 2,662,512,897.60

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Solution

The fourth proportional to 5,149,656,777.60, 7,724,485,166.40 and 2,662,512,897.60 is: 3,993,769,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,656,777.60 : 7,724,485,166.40 = 2,662,512,897.60 : x
  2. Step 2: Convert to fraction form
    5,149,656,777.60/7,724,485,166.40 = 2,662,512,897.60/x
  3. Step 3: Cross multiply
    5,149,656,777.60x = 7,724,485,166.40 × 2,662,512,897.60
  4. Step 4: Simplify right side
    5,149,656,777.60x = 20,566,541,382,859,878,400
  5. Step 5: Solve for x
    x = 20,566,541,382,859,878,400/5,149,656,777.60
  6. Step 6: Final answer
    x = 3,993,769,346.40

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1.5x scale

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.