Home / 209,699,682.56-314,322,308.48-107,323,354.88

Finding the Fourth Proportional to 209,699,682.56, 314,322,308.48 and 107,323,354.88

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Solution

The fourth proportional to 209,699,682.56, 314,322,308.48 and 107,323,354.88 is: 160,868,744.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,699,682.56 : 314,322,308.48 = 107,323,354.88 : x
  2. Step 2: Convert to fraction form
    209,699,682.56/314,322,308.48 = 107,323,354.88/x
  3. Step 3: Cross multiply
    209,699,682.56x = 314,322,308.48 × 107,323,354.88
  4. Step 4: Simplify right side
    209,699,682.56x = 33,734,124,659,699,872
  5. Step 5: Solve for x
    x = 33,734,124,659,699,872/209,699,682.56
  6. Step 6: Final answer
    x = 160,868,744.52

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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.