Home / 3,175,400,379.72-4,382,601,015.34-1,838,027,857.72

Finding the Fourth Proportional to 3,175,400,379.72, 4,382,601,015.34 and 1,838,027,857.72

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Solution

The fourth proportional to 3,175,400,379.72, 4,382,601,015.34 and 1,838,027,857.72 is: 2,536,795,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,400,379.72 : 4,382,601,015.34 = 1,838,027,857.72 : x
  2. Step 2: Convert to fraction form
    3,175,400,379.72/4,382,601,015.34 = 1,838,027,857.72/x
  3. Step 3: Cross multiply
    3,175,400,379.72x = 4,382,601,015.34 × 1,838,027,857.72
  4. Step 4: Simplify right side
    3,175,400,379.72x = 8,055,342,755,466,877,952
  5. Step 5: Solve for x
    x = 8,055,342,755,466,877,952/3,175,400,379.72
  6. Step 6: Final answer
    x = 2,536,795,928.76

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1.5x scale

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.