Home / 164,645,944.92-227,211,728.76-90,307,110.54

Finding the Fourth Proportional to 164,645,944.92, 227,211,728.76 and 90,307,110.54

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Solution

The fourth proportional to 164,645,944.92, 227,211,728.76 and 90,307,110.54 is: 124,623,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,645,944.92 : 227,211,728.76 = 90,307,110.54 : x
  2. Step 2: Convert to fraction form
    164,645,944.92/227,211,728.76 = 90,307,110.54/x
  3. Step 3: Cross multiply
    164,645,944.92x = 227,211,728.76 × 90,307,110.54
  4. Step 4: Simplify right side
    164,645,944.92x = 20,518,834,705,113,816
  5. Step 5: Solve for x
    x = 20,518,834,705,113,816/164,645,944.92
  6. Step 6: Final answer
    x = 124,623,990.68

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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.