Home / 886,002,667,611.15-1,222,667,743,312.80-500,618,739,156.70

Finding the Fourth Proportional to 886,002,667,611.15, 1,222,667,743,312.80 and 500,618,739,156.70

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Solution

The fourth proportional to 886,002,667,611.15, 1,222,667,743,312.80 and 500,618,739,156.70 is: 690,844,854,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,002,667,611.15 : 1,222,667,743,312.80 = 500,618,739,156.70 : x
  2. Step 2: Convert to fraction form
    886,002,667,611.15/1,222,667,743,312.80 = 500,618,739,156.70/x
  3. Step 3: Cross multiply
    886,002,667,611.15x = 1,222,667,743,312.80 × 500,618,739,156.70
  4. Step 4: Simplify right side
    886,002,667,611.15x = 612,090,384,064,821,636,104,192
  5. Step 5: Solve for x
    x = 612,090,384,064,821,636,104,192/886,002,667,611.15
  6. Step 6: Final answer
    x = 690,844,854,581.70

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Double scale
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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.