Home / 2,191,478,054.40-3,287,171,026.82-533,394,590.04

Finding the Fourth Proportional to 2,191,478,054.40, 3,287,171,026.82 and 533,394,590.04

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Solution

The fourth proportional to 2,191,478,054.40, 3,287,171,026.82 and 533,394,590.04 is: 800,080,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,478,054.40 : 3,287,171,026.82 = 533,394,590.04 : x
  2. Step 2: Convert to fraction form
    2,191,478,054.40/3,287,171,026.82 = 533,394,590.04/x
  3. Step 3: Cross multiply
    2,191,478,054.40x = 3,287,171,026.82 × 533,394,590.04
  4. Step 4: Simplify right side
    2,191,478,054.40x = 1,753,359,242,239,352,832
  5. Step 5: Solve for x
    x = 1,753,359,242,239,352,832/2,191,478,054.40
  6. Step 6: Final answer
    x = 800,080,675.56

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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.