Home / 202,586,313.48-279,569,217.78-109,766,894.28

Finding the Fourth Proportional to 202,586,313.48, 279,569,217.78 and 109,766,894.28

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Solution

The fourth proportional to 202,586,313.48, 279,569,217.78 and 109,766,894.28 is: 151,478,371.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,586,313.48 : 279,569,217.78 = 109,766,894.28 : x
  2. Step 2: Convert to fraction form
    202,586,313.48/279,569,217.78 = 109,766,894.28/x
  3. Step 3: Cross multiply
    202,586,313.48x = 279,569,217.78 × 109,766,894.28
  4. Step 4: Simplify right side
    202,586,313.48x = 30,687,444,771,999,552
  5. Step 5: Solve for x
    x = 30,687,444,771,999,552/202,586,313.48
  6. Step 6: Final answer
    x = 151,478,371.09

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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.