Home / 173,820,391.73-239,812,814.00-107,716,770.79

Finding the Fourth Proportional to 173,820,391.73, 239,812,814.00 and 107,716,770.79

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Solution

The fourth proportional to 173,820,391.73, 239,812,814.00 and 107,716,770.79 is: 148,612,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,820,391.73 : 239,812,814.00 = 107,716,770.79 : x
  2. Step 2: Convert to fraction form
    173,820,391.73/239,812,814.00 = 107,716,770.79/x
  3. Step 3: Cross multiply
    173,820,391.73x = 239,812,814.00 × 107,716,770.79
  4. Step 4: Simplify right side
    173,820,391.73x = 25,831,861,917,812,660
  5. Step 5: Solve for x
    x = 25,831,861,917,812,660/173,820,391.73
  6. Step 6: Final answer
    x = 148,612,378.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.