Home / 3,189,488,945.60-4,785,129,213.60-1,553,766,910.40

Finding the Fourth Proportional to 3,189,488,945.60, 4,785,129,213.60 and 1,553,766,910.40

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Solution

The fourth proportional to 3,189,488,945.60, 4,785,129,213.60 and 1,553,766,910.40 is: 2,331,086,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,488,945.60 : 4,785,129,213.60 = 1,553,766,910.40 : x
  2. Step 2: Convert to fraction form
    3,189,488,945.60/4,785,129,213.60 = 1,553,766,910.40/x
  3. Step 3: Cross multiply
    3,189,488,945.60x = 4,785,129,213.60 × 1,553,766,910.40
  4. Step 4: Simplify right side
    3,189,488,945.60x = 7,434,975,434,080,054,272
  5. Step 5: Solve for x
    x = 7,434,975,434,080,054,272/3,189,488,945.60
  6. Step 6: Final answer
    x = 2,331,086,754.30

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1.5x scale

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.