Home / 1,452,732,811.49-2,179,084,857.01-665,563,181.87

Finding the Fourth Proportional to 1,452,732,811.49, 2,179,084,857.01 and 665,563,181.87

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Solution

The fourth proportional to 1,452,732,811.49, 2,179,084,857.01 and 665,563,181.87 is: 998,338,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,732,811.49 : 2,179,084,857.01 = 665,563,181.87 : x
  2. Step 2: Convert to fraction form
    1,452,732,811.49/2,179,084,857.01 = 665,563,181.87/x
  3. Step 3: Cross multiply
    1,452,732,811.49x = 2,179,084,857.01 × 665,563,181.87
  4. Step 4: Simplify right side
    1,452,732,811.49x = 1,450,318,650,996,309,760
  5. Step 5: Solve for x
    x = 1,450,318,650,996,309,760/1,452,732,811.49
  6. Step 6: Final answer
    x = 998,338,193.73

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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.