Home / 444,064,856.52-612,816,757.08-243,118,378.44

Finding the Fourth Proportional to 444,064,856.52, 612,816,757.08 and 243,118,378.44

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Solution

The fourth proportional to 444,064,856.52, 612,816,757.08 and 243,118,378.44 is: 335,507,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,064,856.52 : 612,816,757.08 = 243,118,378.44 : x
  2. Step 2: Convert to fraction form
    444,064,856.52/612,816,757.08 = 243,118,378.44/x
  3. Step 3: Cross multiply
    444,064,856.52x = 612,816,757.08 × 243,118,378.44
  4. Step 4: Simplify right side
    444,064,856.52x = 148,987,016,262,148,992
  5. Step 5: Solve for x
    x = 148,987,016,262,148,992/444,064,856.52
  6. Step 6: Final answer
    x = 335,507,334.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.