Home / 1,452,732,819.24-2,179,084,868.64-665,563,189.62

Finding the Fourth Proportional to 1,452,732,819.24, 2,179,084,868.64 and 665,563,189.62

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Solution

The fourth proportional to 1,452,732,819.24, 2,179,084,868.64 and 665,563,189.62 is: 998,338,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,732,819.24 : 2,179,084,868.64 = 665,563,189.62 : x
  2. Step 2: Convert to fraction form
    1,452,732,819.24/2,179,084,868.64 = 665,563,189.62/x
  3. Step 3: Cross multiply
    1,452,732,819.24x = 2,179,084,868.64 × 665,563,189.62
  4. Step 4: Simplify right side
    1,452,732,819.24x = 1,450,318,675,624,717,056
  5. Step 5: Solve for x
    x = 1,450,318,675,624,717,056/1,452,732,819.24
  6. Step 6: Final answer
    x = 998,338,205.36

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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.