Home / 2,484,485,998.30-3,723,563,971.05-1,320,512,110.30

Finding the Fourth Proportional to 2,484,485,998.30, 3,723,563,971.05 and 1,320,512,110.30

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Solution

The fourth proportional to 2,484,485,998.30, 3,723,563,971.05 and 1,320,512,110.30 is: 1,979,085,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,485,998.30 : 3,723,563,971.05 = 1,320,512,110.30 : x
  2. Step 2: Convert to fraction form
    2,484,485,998.30/3,723,563,971.05 = 1,320,512,110.30/x
  3. Step 3: Cross multiply
    2,484,485,998.30x = 3,723,563,971.05 × 1,320,512,110.30
  4. Step 4: Simplify right side
    2,484,485,998.30x = 4,917,011,317,248,283,648
  5. Step 5: Solve for x
    x = 4,917,011,317,248,283,648/2,484,485,998.30
  6. Step 6: Final answer
    x = 1,979,085,943.98

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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.