Home / 3,535,043,993.83-4,878,578,459.22-1,949,131,047.66

Finding the Fourth Proportional to 3,535,043,993.83, 4,878,578,459.22 and 1,949,131,047.66

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Solution

The fourth proportional to 3,535,043,993.83, 4,878,578,459.22 and 1,949,131,047.66 is: 2,689,920,906.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535,043,993.83 : 4,878,578,459.22 = 1,949,131,047.66 : x
  2. Step 2: Convert to fraction form
    3,535,043,993.83/4,878,578,459.22 = 1,949,131,047.66/x
  3. Step 3: Cross multiply
    3,535,043,993.83x = 4,878,578,459.22 × 1,949,131,047.66
  4. Step 4: Simplify right side
    3,535,043,993.83x = 9,508,988,743,299,854,336
  5. Step 5: Solve for x
    x = 9,508,988,743,299,854,336/3,535,043,993.83
  6. Step 6: Final answer
    x = 2,689,920,906.19

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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.