Home / 265,765,622.40-397,892,606.40-204,795,561.60

Finding the Fourth Proportional to 265,765,622.40, 397,892,606.40 and 204,795,561.60

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Solution

The fourth proportional to 265,765,622.40, 397,892,606.40 and 204,795,561.60 is: 306,610,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,765,622.40 : 397,892,606.40 = 204,795,561.60 : x
  2. Step 2: Convert to fraction form
    265,765,622.40/397,892,606.40 = 204,795,561.60/x
  3. Step 3: Cross multiply
    265,765,622.40x = 397,892,606.40 × 204,795,561.60
  4. Step 4: Simplify right side
    265,765,622.40x = 81,486,639,784,175,744
  5. Step 5: Solve for x
    x = 81,486,639,784,175,744/265,765,622.40
  6. Step 6: Final answer
    x = 306,610,911.71

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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.