Home / 131,053,176.90-196,863,200.55-92,789,424.90

Finding the Fourth Proportional to 131,053,176.90, 196,863,200.55 and 92,789,424.90

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Solution

The fourth proportional to 131,053,176.90, 196,863,200.55 and 92,789,424.90 is: 139,384,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,053,176.90 : 196,863,200.55 = 92,789,424.90 : x
  2. Step 2: Convert to fraction form
    131,053,176.90/196,863,200.55 = 92,789,424.90/x
  3. Step 3: Cross multiply
    131,053,176.90x = 196,863,200.55 × 92,789,424.90
  4. Step 4: Simplify right side
    131,053,176.90x = 18,266,823,163,007,864
  5. Step 5: Solve for x
    x = 18,266,823,163,007,864/131,053,176.90
  6. Step 6: Final answer
    x = 139,384,817.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.