Home / 2,840,056,087.05-3,919,202,218.80-1,587,003,239.61

Finding the Fourth Proportional to 2,840,056,087.05, 3,919,202,218.80 and 1,587,003,239.61

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Solution

The fourth proportional to 2,840,056,087.05, 3,919,202,218.80 and 1,587,003,239.61 is: 2,190,022,459.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,056,087.05 : 3,919,202,218.80 = 1,587,003,239.61 : x
  2. Step 2: Convert to fraction form
    2,840,056,087.05/3,919,202,218.80 = 1,587,003,239.61/x
  3. Step 3: Cross multiply
    2,840,056,087.05x = 3,919,202,218.80 × 1,587,003,239.61
  4. Step 4: Simplify right side
    2,840,056,087.05x = 6,219,786,617,922,299,904
  5. Step 5: Solve for x
    x = 6,219,786,617,922,299,904/2,840,056,087.05
  6. Step 6: Final answer
    x = 2,190,022,459.87

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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.