Home / 164,906,487.28-247,359,521.31-42,084,806.93

Finding the Fourth Proportional to 164,906,487.28, 247,359,521.31 and 42,084,806.93

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Solution

The fourth proportional to 164,906,487.28, 247,359,521.31 and 42,084,806.93 is: 63,127,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,906,487.28 : 247,359,521.31 = 42,084,806.93 : x
  2. Step 2: Convert to fraction form
    164,906,487.28/247,359,521.31 = 42,084,806.93/x
  3. Step 3: Cross multiply
    164,906,487.28x = 247,359,521.31 × 42,084,806.93
  4. Step 4: Simplify right side
    164,906,487.28x = 10,410,077,696,628,570
  5. Step 5: Solve for x
    x = 10,410,077,696,628,570/164,906,487.28
  6. Step 6: Final answer
    x = 63,127,156.90

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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.