Home / 2,166,054,382.80-3,249,390,077.91-672,214,992.30

Finding the Fourth Proportional to 2,166,054,382.80, 3,249,390,077.91 and 672,214,992.30

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Solution

The fourth proportional to 2,166,054,382.80, 3,249,390,077.91 and 672,214,992.30 is: 1,008,418,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,054,382.80 : 3,249,390,077.91 = 672,214,992.30 : x
  2. Step 2: Convert to fraction form
    2,166,054,382.80/3,249,390,077.91 = 672,214,992.30/x
  3. Step 3: Cross multiply
    2,166,054,382.80x = 3,249,390,077.91 × 672,214,992.30
  4. Step 4: Simplify right side
    2,166,054,382.80x = 2,184,288,726,201,966,848
  5. Step 5: Solve for x
    x = 2,184,288,726,201,966,848/2,166,054,382.80
  6. Step 6: Final answer
    x = 1,008,418,229.73

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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.