Home / 308,871,014.09-464,976,357.71-281,381,601.02

Finding the Fourth Proportional to 308,871,014.09, 464,976,357.71 and 281,381,601.02

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Solution

The fourth proportional to 308,871,014.09, 464,976,357.71 and 281,381,601.02 is: 423,593,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,871,014.09 : 464,976,357.71 = 281,381,601.02 : x
  2. Step 2: Convert to fraction form
    308,871,014.09/464,976,357.71 = 281,381,601.02/x
  3. Step 3: Cross multiply
    308,871,014.09x = 464,976,357.71 × 281,381,601.02
  4. Step 4: Simplify right side
    308,871,014.09x = 130,835,791,967,481,104
  5. Step 5: Solve for x
    x = 130,835,791,967,481,104/308,871,014.09
  6. Step 6: Final answer
    x = 423,593,623.22

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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.