Home / 68,409,052.48-102,777,280.57-43,865,066.35

Finding the Fourth Proportional to 68,409,052.48, 102,777,280.57 and 43,865,066.35

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Solution

The fourth proportional to 68,409,052.48, 102,777,280.57 and 43,865,066.35 is: 65,902,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,409,052.48 : 102,777,280.57 = 43,865,066.35 : x
  2. Step 2: Convert to fraction form
    68,409,052.48/102,777,280.57 = 43,865,066.35/x
  3. Step 3: Cross multiply
    68,409,052.48x = 102,777,280.57 × 43,865,066.35
  4. Step 4: Simplify right side
    68,409,052.48x = 4,508,332,231,475,616
  5. Step 5: Solve for x
    x = 4,508,332,231,475,616/68,409,052.48
  6. Step 6: Final answer
    x = 65,902,567.98

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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.