Home / 2,484,486,011.80-3,723,563,991.30-1,320,512,123.80

Finding the Fourth Proportional to 2,484,486,011.80, 3,723,563,991.30 and 1,320,512,123.80

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Solution

The fourth proportional to 2,484,486,011.80, 3,723,563,991.30 and 1,320,512,123.80 is: 1,979,085,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,486,011.80 : 3,723,563,991.30 = 1,320,512,123.80 : x
  2. Step 2: Convert to fraction form
    2,484,486,011.80/3,723,563,991.30 = 1,320,512,123.80/x
  3. Step 3: Cross multiply
    2,484,486,011.80x = 3,723,563,991.30 × 1,320,512,123.80
  4. Step 4: Simplify right side
    2,484,486,011.80x = 4,917,011,394,256,768,000
  5. Step 5: Solve for x
    x = 4,917,011,394,256,768,000/2,484,486,011.80
  6. Step 6: Final answer
    x = 1,979,085,964.22

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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.