Home / 68,409,055.46-102,777,285.05-43,865,069.31

Finding the Fourth Proportional to 68,409,055.46, 102,777,285.05 and 43,865,069.31

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Solution

The fourth proportional to 68,409,055.46, 102,777,285.05 and 43,865,069.31 is: 65,902,572.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,409,055.46 : 102,777,285.05 = 43,865,069.31 : x
  2. Step 2: Convert to fraction form
    68,409,055.46/102,777,285.05 = 43,865,069.31/x
  3. Step 3: Cross multiply
    68,409,055.46x = 102,777,285.05 × 43,865,069.31
  4. Step 4: Simplify right side
    68,409,055.46x = 4,508,332,732,211,877
  5. Step 5: Solve for x
    x = 4,508,332,732,211,877/68,409,055.46
  6. Step 6: Final answer
    x = 65,902,572.43

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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.