Home / 1,873,252,100.88-2,808,788,980.77-708,810,544.80

Finding the Fourth Proportional to 1,873,252,100.88, 2,808,788,980.77 and 708,810,544.80

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Solution

The fourth proportional to 1,873,252,100.88, 2,808,788,980.77 and 708,810,544.80 is: 1,062,803,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,252,100.88 : 2,808,788,980.77 = 708,810,544.80 : x
  2. Step 2: Convert to fraction form
    1,873,252,100.88/2,808,788,980.77 = 708,810,544.80/x
  3. Step 3: Cross multiply
    1,873,252,100.88x = 2,808,788,980.77 × 708,810,544.80
  4. Step 4: Simplify right side
    1,873,252,100.88x = 1,990,899,247,687,820,288
  5. Step 5: Solve for x
    x = 1,990,899,247,687,820,288/1,873,252,100.88
  6. Step 6: Final answer
    x = 1,062,803,691.37

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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.