Home / 193,043,342,439.86-266,399,856,050.92-106,235,912,165.62

Finding the Fourth Proportional to 193,043,342,439.86, 266,399,856,050.92 and 106,235,912,165.62

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Solution

The fourth proportional to 193,043,342,439.86, 266,399,856,050.92 and 106,235,912,165.62 is: 146,605,582,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,043,342,439.86 : 266,399,856,050.92 = 106,235,912,165.62 : x
  2. Step 2: Convert to fraction form
    193,043,342,439.86/266,399,856,050.92 = 106,235,912,165.62/x
  3. Step 3: Cross multiply
    193,043,342,439.86x = 266,399,856,050.92 × 106,235,912,165.62
  4. Step 4: Simplify right side
    193,043,342,439.86x = 28,301,231,708,359,347,929,088
  5. Step 5: Solve for x
    x = 28,301,231,708,359,347,929,088/193,043,342,439.86
  6. Step 6: Final answer
    x = 146,605,582,718.69

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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.