Home / 308,871,015.22-464,976,359.41-281,381,602.15

Finding the Fourth Proportional to 308,871,015.22, 464,976,359.41 and 281,381,602.15

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Solution

The fourth proportional to 308,871,015.22, 464,976,359.41 and 281,381,602.15 is: 423,593,624.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,871,015.22 : 464,976,359.41 = 281,381,602.15 : x
  2. Step 2: Convert to fraction form
    308,871,015.22/464,976,359.41 = 281,381,602.15/x
  3. Step 3: Cross multiply
    308,871,015.22x = 464,976,359.41 × 281,381,602.15
  4. Step 4: Simplify right side
    308,871,015.22x = 130,835,792,968,928,224
  5. Step 5: Solve for x
    x = 130,835,792,968,928,224/308,871,015.22
  6. Step 6: Final answer
    x = 423,593,624.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.