Home / 165,888,086.40-248,832,129.60-125,577,302.40

Finding the Fourth Proportional to 165,888,086.40, 248,832,129.60 and 125,577,302.40

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Solution

The fourth proportional to 165,888,086.40, 248,832,129.60 and 125,577,302.40 is: 188,365,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,086.40 : 248,832,129.60 = 125,577,302.40 : x
  2. Step 2: Convert to fraction form
    165,888,086.40/248,832,129.60 = 125,577,302.40/x
  3. Step 3: Cross multiply
    165,888,086.40x = 248,832,129.60 × 125,577,302.40
  4. Step 4: Simplify right side
    165,888,086.40x = 31,247,667,585,615,192
  5. Step 5: Solve for x
    x = 31,247,667,585,615,192/165,888,086.40
  6. Step 6: Final answer
    x = 188,365,953.60

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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.