Home / 82,190,768.84-123,303,821.78-23,899,459.70

Finding the Fourth Proportional to 82,190,768.84, 123,303,821.78 and 23,899,459.70

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Solution

The fourth proportional to 82,190,768.84, 123,303,821.78 and 23,899,459.70 is: 35,854,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,190,768.84 : 123,303,821.78 = 23,899,459.70 : x
  2. Step 2: Convert to fraction form
    82,190,768.84/123,303,821.78 = 23,899,459.70/x
  3. Step 3: Cross multiply
    82,190,768.84x = 123,303,821.78 × 23,899,459.70
  4. Step 4: Simplify right side
    82,190,768.84x = 2,946,894,719,487,092
  5. Step 5: Solve for x
    x = 2,946,894,719,487,092/82,190,768.84
  6. Step 6: Final answer
    x = 35,854,327.21

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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.