Home / 330,858,145.60-496,305,880.80-100,834,734.40

Finding the Fourth Proportional to 330,858,145.60, 496,305,880.80 and 100,834,734.40

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Solution

The fourth proportional to 330,858,145.60, 496,305,880.80 and 100,834,734.40 is: 151,257,789.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,858,145.60 : 496,305,880.80 = 100,834,734.40 : x
  2. Step 2: Convert to fraction form
    330,858,145.60/496,305,880.80 = 100,834,734.40/x
  3. Step 3: Cross multiply
    330,858,145.60x = 496,305,880.80 × 100,834,734.40
  4. Step 4: Simplify right side
    330,858,145.60x = 50,044,871,671,626,064
  5. Step 5: Solve for x
    x = 50,044,871,671,626,064/330,858,145.60
  6. Step 6: Final answer
    x = 151,257,789.29

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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.