Home / 7,757,930,878.56-10,705,944,202.80-4,189,637,441.04

Finding the Fourth Proportional to 7,757,930,878.56, 10,705,944,202.80 and 4,189,637,441.04

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Solution

The fourth proportional to 7,757,930,878.56, 10,705,944,202.80 and 4,189,637,441.04 is: 5,781,699,447.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757,930,878.56 : 10,705,944,202.80 = 4,189,637,441.04 : x
  2. Step 2: Convert to fraction form
    7,757,930,878.56/10,705,944,202.80 = 4,189,637,441.04/x
  3. Step 3: Cross multiply
    7,757,930,878.56x = 10,705,944,202.80 × 4,189,637,441.04
  4. Step 4: Simplify right side
    7,757,930,878.56x = 44,854,024,673,736,007,680
  5. Step 5: Solve for x
    x = 44,854,024,673,736,007,680/7,757,930,878.56
  6. Step 6: Final answer
    x = 5,781,699,447.43

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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.