Home / 703,319,795.64-1,055,132,044.74-211,991,965.56

Finding the Fourth Proportional to 703,319,795.64, 1,055,132,044.74 and 211,991,965.56

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Solution

The fourth proportional to 703,319,795.64, 1,055,132,044.74 and 211,991,965.56 is: 318,033,869.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,319,795.64 : 1,055,132,044.74 = 211,991,965.56 : x
  2. Step 2: Convert to fraction form
    703,319,795.64/1,055,132,044.74 = 211,991,965.56/x
  3. Step 3: Cross multiply
    703,319,795.64x = 1,055,132,044.74 × 211,991,965.56
  4. Step 4: Simplify right side
    703,319,795.64x = 223,679,516,089,774,464
  5. Step 5: Solve for x
    x = 223,679,516,089,774,464/703,319,795.64
  6. Step 6: Final answer
    x = 318,033,869.48

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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.