Home / 2,292,292,221.60-3,163,344,249.94-1,288,714,262.37

Finding the Fourth Proportional to 2,292,292,221.60, 3,163,344,249.94 and 1,288,714,262.37

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Solution

The fourth proportional to 2,292,292,221.60, 3,163,344,249.94 and 1,288,714,262.37 is: 1,778,414,991.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292,292,221.60 : 3,163,344,249.94 = 1,288,714,262.37 : x
  2. Step 2: Convert to fraction form
    2,292,292,221.60/3,163,344,249.94 = 1,288,714,262.37/x
  3. Step 3: Cross multiply
    2,292,292,221.60x = 3,163,344,249.94 × 1,288,714,262.37
  4. Step 4: Simplify right side
    2,292,292,221.60x = 4,076,646,851,661,547,520
  5. Step 5: Solve for x
    x = 4,076,646,851,661,547,520/2,292,292,221.60
  6. Step 6: Final answer
    x = 1,778,414,991.44

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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.