Home / 166,398,346.64-229,628,015.76-92,059,439.16

Finding the Fourth Proportional to 166,398,346.64, 229,628,015.76 and 92,059,439.16

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Solution

The fourth proportional to 166,398,346.64, 229,628,015.76 and 92,059,439.16 is: 127,041,084.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,398,346.64 : 229,628,015.76 = 92,059,439.16 : x
  2. Step 2: Convert to fraction form
    166,398,346.64/229,628,015.76 = 92,059,439.16/x
  3. Step 3: Cross multiply
    166,398,346.64x = 229,628,015.76 × 92,059,439.16
  4. Step 4: Simplify right side
    166,398,346.64x = 21,139,426,346,289,240
  5. Step 5: Solve for x
    x = 21,139,426,346,289,240/166,398,346.64
  6. Step 6: Final answer
    x = 127,041,084.08

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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.