Home / 3,103,392,187.80-4,657,355,763.30-2,185,062,139.80

Finding the Fourth Proportional to 3,103,392,187.80, 4,657,355,763.30 and 2,185,062,139.80

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Solution

The fourth proportional to 3,103,392,187.80, 4,657,355,763.30 and 2,185,062,139.80 is: 3,279,189,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,392,187.80 : 4,657,355,763.30 = 2,185,062,139.80 : x
  2. Step 2: Convert to fraction form
    3,103,392,187.80/4,657,355,763.30 = 2,185,062,139.80/x
  3. Step 3: Cross multiply
    3,103,392,187.80x = 4,657,355,763.30 × 2,185,062,139.80
  4. Step 4: Simplify right side
    3,103,392,187.80x = 10,176,611,749,966,161,920
  5. Step 5: Solve for x
    x = 10,176,611,749,966,161,920/3,103,392,187.80
  6. Step 6: Final answer
    x = 3,279,189,716.97

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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.