Home / 2,585,214,978.60-3,880,257,911.10-1,359,263,260.20

Finding the Fourth Proportional to 2,585,214,978.60, 3,880,257,911.10 and 1,359,263,260.20

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Solution

The fourth proportional to 2,585,214,978.60, 3,880,257,911.10 and 1,359,263,260.20 is: 2,040,175,406.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,214,978.60 : 3,880,257,911.10 = 1,359,263,260.20 : x
  2. Step 2: Convert to fraction form
    2,585,214,978.60/3,880,257,911.10 = 1,359,263,260.20/x
  3. Step 3: Cross multiply
    2,585,214,978.60x = 3,880,257,911.10 × 1,359,263,260.20
  4. Step 4: Simplify right side
    2,585,214,978.60x = 5,274,292,018,658,627,584
  5. Step 5: Solve for x
    x = 5,274,292,018,658,627,584/2,585,214,978.60
  6. Step 6: Final answer
    x = 2,040,175,406.04

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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.