Home / 3,357,366,472.82-5,036,059,157.11-1,287,722,642.42

Finding the Fourth Proportional to 3,357,366,472.82, 5,036,059,157.11 and 1,287,722,642.42

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Solution

The fourth proportional to 3,357,366,472.82, 5,036,059,157.11 and 1,287,722,642.42 is: 1,931,587,587.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357,366,472.82 : 5,036,059,157.11 = 1,287,722,642.42 : x
  2. Step 2: Convert to fraction form
    3,357,366,472.82/5,036,059,157.11 = 1,287,722,642.42/x
  3. Step 3: Cross multiply
    3,357,366,472.82x = 5,036,059,157.11 × 1,287,722,642.42
  4. Step 4: Simplify right side
    3,357,366,472.82x = 6,485,047,405,148,727,296
  5. Step 5: Solve for x
    x = 6,485,047,405,148,727,296/3,357,366,472.82
  6. Step 6: Final answer
    x = 1,931,587,587.37

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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.