Home / 2,630,394,254.97-3,629,915,143.20-1,424,705,505.39

Finding the Fourth Proportional to 2,630,394,254.97, 3,629,915,143.20 and 1,424,705,505.39

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Solution

The fourth proportional to 2,630,394,254.97, 3,629,915,143.20 and 1,424,705,505.39 is: 1,966,077,928.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,394,254.97 : 3,629,915,143.20 = 1,424,705,505.39 : x
  2. Step 2: Convert to fraction form
    2,630,394,254.97/3,629,915,143.20 = 1,424,705,505.39/x
  3. Step 3: Cross multiply
    2,630,394,254.97x = 3,629,915,143.20 × 1,424,705,505.39
  4. Step 4: Simplify right side
    2,630,394,254.97x = 5,171,560,088,615,570,432
  5. Step 5: Solve for x
    x = 5,171,560,088,615,570,432/2,630,394,254.97
  6. Step 6: Final answer
    x = 1,966,077,928.75

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.