Home / 1,486,500,685.12-2,229,606,948.12-451,370,665.36

Finding the Fourth Proportional to 1,486,500,685.12, 2,229,606,948.12 and 451,370,665.36

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Solution

The fourth proportional to 1,486,500,685.12, 2,229,606,948.12 and 451,370,665.36 is: 677,012,248.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,500,685.12 : 2,229,606,948.12 = 451,370,665.36 : x
  2. Step 2: Convert to fraction form
    1,486,500,685.12/2,229,606,948.12 = 451,370,665.36/x
  3. Step 3: Cross multiply
    1,486,500,685.12x = 2,229,606,948.12 × 451,370,665.36
  4. Step 4: Simplify right side
    1,486,500,685.12x = 1,006,379,171,664,203,392
  5. Step 5: Solve for x
    x = 1,006,379,171,664,203,392/1,486,500,685.12
  6. Step 6: Final answer
    x = 677,012,248.79

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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.