Home / 330,241,858.60-494,937,635.10-253,182,913.60

Finding the Fourth Proportional to 330,241,858.60, 494,937,635.10 and 253,182,913.60

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Solution

The fourth proportional to 330,241,858.60, 494,937,635.10 and 253,182,913.60 is: 379,448,423.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,241,858.60 : 494,937,635.10 = 253,182,913.60 : x
  2. Step 2: Convert to fraction form
    330,241,858.60/494,937,635.10 = 253,182,913.60/x
  3. Step 3: Cross multiply
    330,241,858.60x = 494,937,635.10 × 253,182,913.60
  4. Step 4: Simplify right side
    330,241,858.60x = 125,309,752,504,911,632
  5. Step 5: Solve for x
    x = 125,309,752,504,911,632/330,241,858.60
  6. Step 6: Final answer
    x = 379,448,423.15

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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.