Home / 262,861,397.06-394,208,241.15-90,296,599.46

Finding the Fourth Proportional to 262,861,397.06, 394,208,241.15 and 90,296,599.46

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Solution

The fourth proportional to 262,861,397.06, 394,208,241.15 and 90,296,599.46 is: 135,416,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,861,397.06 : 394,208,241.15 = 90,296,599.46 : x
  2. Step 2: Convert to fraction form
    262,861,397.06/394,208,241.15 = 90,296,599.46/x
  3. Step 3: Cross multiply
    262,861,397.06x = 394,208,241.15 × 90,296,599.46
  4. Step 4: Simplify right side
    262,861,397.06x = 35,595,663,655,938,160
  5. Step 5: Solve for x
    x = 35,595,663,655,938,160/262,861,397.06
  6. Step 6: Final answer
    x = 135,416,094.01

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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.