Home / 330,702,146.43-456,339,299.36-191,482,304.55

Finding the Fourth Proportional to 330,702,146.43, 456,339,299.36 and 191,482,304.55

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Solution

The fourth proportional to 330,702,146.43, 456,339,299.36 and 191,482,304.55 is: 264,228,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,702,146.43 : 456,339,299.36 = 191,482,304.55 : x
  2. Step 2: Convert to fraction form
    330,702,146.43/456,339,299.36 = 191,482,304.55/x
  3. Step 3: Cross multiply
    330,702,146.43x = 456,339,299.36 × 191,482,304.55
  4. Step 4: Simplify right side
    330,702,146.43x = 87,380,900,697,227,744
  5. Step 5: Solve for x
    x = 87,380,900,697,227,744/330,702,146.43
  6. Step 6: Final answer
    x = 264,228,405.05

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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.