Home / 2,199,823,551.78-3,035,836,327.60-1,260,207,792.42

Finding the Fourth Proportional to 2,199,823,551.78, 3,035,836,327.60 and 1,260,207,792.42

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Solution

The fourth proportional to 2,199,823,551.78, 3,035,836,327.60 and 1,260,207,792.42 is: 1,739,132,483.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,823,551.78 : 3,035,836,327.60 = 1,260,207,792.42 : x
  2. Step 2: Convert to fraction form
    2,199,823,551.78/3,035,836,327.60 = 1,260,207,792.42/x
  3. Step 3: Cross multiply
    2,199,823,551.78x = 3,035,836,327.60 × 1,260,207,792.42
  4. Step 4: Simplify right side
    2,199,823,551.78x = 3,825,784,596,553,235,968
  5. Step 5: Solve for x
    x = 3,825,784,596,553,235,968/2,199,823,551.78
  6. Step 6: Final answer
    x = 1,739,132,483.36

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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.