Home / 607,892,668.20-838,892,599.56-329,434,191.73

Finding the Fourth Proportional to 607,892,668.20, 838,892,599.56 and 329,434,191.73

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Solution

The fourth proportional to 607,892,668.20, 838,892,599.56 and 329,434,191.73 is: 454,619,573.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,892,668.20 : 838,892,599.56 = 329,434,191.73 : x
  2. Step 2: Convert to fraction form
    607,892,668.20/838,892,599.56 = 329,434,191.73/x
  3. Step 3: Cross multiply
    607,892,668.20x = 838,892,599.56 × 329,434,191.73
  4. Step 4: Simplify right side
    607,892,668.20x = 276,359,905,484,327,136
  5. Step 5: Solve for x
    x = 276,359,905,484,327,136/607,892,668.20
  6. Step 6: Final answer
    x = 454,619,573.39

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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.