Home / 2,813,161,120.09-4,218,669,060.06-947,305,855.91

Finding the Fourth Proportional to 2,813,161,120.09, 4,218,669,060.06 and 947,305,855.91

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Solution

The fourth proportional to 2,813,161,120.09, 4,218,669,060.06 and 947,305,855.91 is: 1,420,597,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,161,120.09 : 4,218,669,060.06 = 947,305,855.91 : x
  2. Step 2: Convert to fraction form
    2,813,161,120.09/4,218,669,060.06 = 947,305,855.91/x
  3. Step 3: Cross multiply
    2,813,161,120.09x = 4,218,669,060.06 × 947,305,855.91
  4. Step 4: Simplify right side
    2,813,161,120.09x = 3,996,369,904,741,173,248
  5. Step 5: Solve for x
    x = 3,996,369,904,741,173,248/2,813,161,120.09
  6. Step 6: Final answer
    x = 1,420,597,589.03

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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.