Home / 533,952,079.20-800,928,118.80-379,763,330.40

Finding the Fourth Proportional to 533,952,079.20, 800,928,118.80 and 379,763,330.40

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Solution

The fourth proportional to 533,952,079.20, 800,928,118.80 and 379,763,330.40 is: 569,644,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,952,079.20 : 800,928,118.80 = 379,763,330.40 : x
  2. Step 2: Convert to fraction form
    533,952,079.20/800,928,118.80 = 379,763,330.40/x
  3. Step 3: Cross multiply
    533,952,079.20x = 800,928,118.80 × 379,763,330.40
  4. Step 4: Simplify right side
    533,952,079.20x = 304,163,129,806,494,784
  5. Step 5: Solve for x
    x = 304,163,129,806,494,784/533,952,079.20
  6. Step 6: Final answer
    x = 569,644,995.60

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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.