Home / 166,174,900.07-229,322,073.58-90,822,750.01

Finding the Fourth Proportional to 166,174,900.07, 229,322,073.58 and 90,822,750.01

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Solution

The fourth proportional to 166,174,900.07, 229,322,073.58 and 90,822,750.01 is: 125,335,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,174,900.07 : 229,322,073.58 = 90,822,750.01 : x
  2. Step 2: Convert to fraction form
    166,174,900.07/229,322,073.58 = 90,822,750.01/x
  3. Step 3: Cross multiply
    166,174,900.07x = 229,322,073.58 × 90,822,750.01
  4. Step 4: Simplify right side
    166,174,900.07x = 20,827,661,359,730,800
  5. Step 5: Solve for x
    x = 20,827,661,359,730,800/166,174,900.07
  6. Step 6: Final answer
    x = 125,335,783.87

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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.