Home / 225,083,615.05-310,608,717.51-124,616,529.87

Finding the Fourth Proportional to 225,083,615.05, 310,608,717.51 and 124,616,529.87

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Solution

The fourth proportional to 225,083,615.05, 310,608,717.51 and 124,616,529.87 is: 171,967,117.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,083,615.05 : 310,608,717.51 = 124,616,529.87 : x
  2. Step 2: Convert to fraction form
    225,083,615.05/310,608,717.51 = 124,616,529.87/x
  3. Step 3: Cross multiply
    225,083,615.05x = 310,608,717.51 × 124,616,529.87
  4. Step 4: Simplify right side
    225,083,615.05x = 38,706,980,523,815,112
  5. Step 5: Solve for x
    x = 38,706,980,523,815,112/225,083,615.05
  6. Step 6: Final answer
    x = 171,967,117.71

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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.