Home / 193,942,846.89-267,646,813.56-105,842,509.14

Finding the Fourth Proportional to 193,942,846.89, 267,646,813.56 and 105,842,509.14

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Solution

The fourth proportional to 193,942,846.89, 267,646,813.56 and 105,842,509.14 is: 146,065,765.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,942,846.89 : 267,646,813.56 = 105,842,509.14 : x
  2. Step 2: Convert to fraction form
    193,942,846.89/267,646,813.56 = 105,842,509.14/x
  3. Step 3: Cross multiply
    193,942,846.89x = 267,646,813.56 × 105,842,509.14
  4. Step 4: Simplify right side
    193,942,846.89x = 28,328,410,310,516,176
  5. Step 5: Solve for x
    x = 28,328,410,310,516,176/193,942,846.89
  6. Step 6: Final answer
    x = 146,065,765.07

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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.