Home / 262,861,258.50-394,208,033.22-90,296,460.90

Finding the Fourth Proportional to 262,861,258.50, 394,208,033.22 and 90,296,460.90

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Solution

The fourth proportional to 262,861,258.50, 394,208,033.22 and 90,296,460.90 is: 135,415,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,861,258.50 : 394,208,033.22 = 90,296,460.90 : x
  2. Step 2: Convert to fraction form
    262,861,258.50/394,208,033.22 = 90,296,460.90/x
  3. Step 3: Cross multiply
    262,861,258.50x = 394,208,033.22 × 90,296,460.90
  4. Step 4: Simplify right side
    262,861,258.50x = 35,595,590,258,115,636
  5. Step 5: Solve for x
    x = 35,595,590,258,115,636/262,861,258.50
  6. Step 6: Final answer
    x = 135,415,886.16

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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.