Home / 230,924,809.04-318,601,255.56-157,458,405.20

Finding the Fourth Proportional to 230,924,809.04, 318,601,255.56 and 157,458,405.20

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Solution

The fourth proportional to 230,924,809.04, 318,601,255.56 and 157,458,405.20 is: 217,241,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,924,809.04 : 318,601,255.56 = 157,458,405.20 : x
  2. Step 2: Convert to fraction form
    230,924,809.04/318,601,255.56 = 157,458,405.20/x
  3. Step 3: Cross multiply
    230,924,809.04x = 318,601,255.56 × 157,458,405.20
  4. Step 4: Simplify right side
    230,924,809.04x = 50,166,445,595,195,232
  5. Step 5: Solve for x
    x = 50,166,445,595,195,232/230,924,809.04
  6. Step 6: Final answer
    x = 217,241,472.68

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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.