Home / 171,613,129.60-257,419,694.40-152,801,430.40

Finding the Fourth Proportional to 171,613,129.60, 257,419,694.40 and 152,801,430.40

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Solution

The fourth proportional to 171,613,129.60, 257,419,694.40 and 152,801,430.40 is: 229,202,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,613,129.60 : 257,419,694.40 = 152,801,430.40 : x
  2. Step 2: Convert to fraction form
    171,613,129.60/257,419,694.40 = 152,801,430.40/x
  3. Step 3: Cross multiply
    171,613,129.60x = 257,419,694.40 × 152,801,430.40
  4. Step 4: Simplify right side
    171,613,129.60x = 39,334,097,517,450,872
  5. Step 5: Solve for x
    x = 39,334,097,517,450,872/171,613,129.60
  6. Step 6: Final answer
    x = 229,202,145.60

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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.