Home / 300,719,956.60-450,380,425.58-292,444,977.36

Finding the Fourth Proportional to 300,719,956.60, 450,380,425.58 and 292,444,977.36

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Solution

The fourth proportional to 300,719,956.60, 450,380,425.58 and 292,444,977.36 is: 437,987,205.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,719,956.60 : 450,380,425.58 = 292,444,977.36 : x
  2. Step 2: Convert to fraction form
    300,719,956.60/450,380,425.58 = 292,444,977.36/x
  3. Step 3: Cross multiply
    300,719,956.60x = 450,380,425.58 × 292,444,977.36
  4. Step 4: Simplify right side
    300,719,956.60x = 131,711,493,360,668,048
  5. Step 5: Solve for x
    x = 131,711,493,360,668,048/300,719,956.60
  6. Step 6: Final answer
    x = 437,987,205.28

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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.