Home / 168,159,401.64-232,059,871.62-90,897,065.64

Finding the Fourth Proportional to 168,159,401.64, 232,059,871.62 and 90,897,065.64

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Solution

The fourth proportional to 168,159,401.64, 232,059,871.62 and 90,897,065.64 is: 125,437,895.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,159,401.64 : 232,059,871.62 = 90,897,065.64 : x
  2. Step 2: Convert to fraction form
    168,159,401.64/232,059,871.62 = 90,897,065.64/x
  3. Step 3: Cross multiply
    168,159,401.64x = 232,059,871.62 × 90,897,065.64
  4. Step 4: Simplify right side
    168,159,401.64x = 21,093,561,383,053,112
  5. Step 5: Solve for x
    x = 21,093,561,383,053,112/168,159,401.64
  6. Step 6: Final answer
    x = 125,437,895.10

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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.