Home / 6,389,646,367.60-9,584,951,458.76-1,907,387,108.40

Finding the Fourth Proportional to 6,389,646,367.60, 9,584,951,458.76 and 1,907,387,108.40

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Solution

The fourth proportional to 6,389,646,367.60, 9,584,951,458.76 and 1,907,387,108.40 is: 2,861,224,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,646,367.60 : 9,584,951,458.76 = 1,907,387,108.40 : x
  2. Step 2: Convert to fraction form
    6,389,646,367.60/9,584,951,458.76 = 1,907,387,108.40/x
  3. Step 3: Cross multiply
    6,389,646,367.60x = 9,584,951,458.76 × 1,907,387,108.40
  4. Step 4: Simplify right side
    6,389,646,367.60x = 18,282,212,847,078,598,656
  5. Step 5: Solve for x
    x = 18,282,212,847,078,598,656/6,389,646,367.60
  6. Step 6: Final answer
    x = 2,861,224,517.80

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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.