Home / 168,159,399.64-232,059,868.86-90,897,063.64

Finding the Fourth Proportional to 168,159,399.64, 232,059,868.86 and 90,897,063.64

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Solution

The fourth proportional to 168,159,399.64, 232,059,868.86 and 90,897,063.64 is: 125,437,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,159,399.64 : 232,059,868.86 = 90,897,063.64 : x
  2. Step 2: Convert to fraction form
    168,159,399.64/232,059,868.86 = 90,897,063.64/x
  3. Step 3: Cross multiply
    168,159,399.64x = 232,059,868.86 × 90,897,063.64
  4. Step 4: Simplify right side
    168,159,399.64x = 21,093,560,668,057,476
  5. Step 5: Solve for x
    x = 21,093,560,668,057,476/168,159,399.64
  6. Step 6: Final answer
    x = 125,437,892.34

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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.