Home / 97,997,952.20-146,996,928.30-68,772,633.80

Finding the Fourth Proportional to 97,997,952.20, 146,996,928.30 and 68,772,633.80

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Solution

The fourth proportional to 97,997,952.20, 146,996,928.30 and 68,772,633.80 is: 103,158,950.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,997,952.20 : 146,996,928.30 = 68,772,633.80 : x
  2. Step 2: Convert to fraction form
    97,997,952.20/146,996,928.30 = 68,772,633.80/x
  3. Step 3: Cross multiply
    97,997,952.20x = 146,996,928.30 × 68,772,633.80
  4. Step 4: Simplify right side
    97,997,952.20x = 10,109,365,919,700,756
  5. Step 5: Solve for x
    x = 10,109,365,919,700,756/97,997,952.20
  6. Step 6: Final answer
    x = 103,158,950.70

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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.