Home / 71,164,964.20-106,747,446.30-65,622,231.40

Finding the Fourth Proportional to 71,164,964.20, 106,747,446.30 and 65,622,231.40

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Solution

The fourth proportional to 71,164,964.20, 106,747,446.30 and 65,622,231.40 is: 98,433,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,164,964.20 : 106,747,446.30 = 65,622,231.40 : x
  2. Step 2: Convert to fraction form
    71,164,964.20/106,747,446.30 = 65,622,231.40/x
  3. Step 3: Cross multiply
    71,164,964.20x = 106,747,446.30 × 65,622,231.40
  4. Step 4: Simplify right side
    71,164,964.20x = 7,005,005,622,457,673
  5. Step 5: Solve for x
    x = 7,005,005,622,457,673/71,164,964.20
  6. Step 6: Final answer
    x = 98,433,347.10

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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.