Home / 484,072,328.75-724,605,478.26-262,192,611.17

Finding the Fourth Proportional to 484,072,328.75, 724,605,478.26 and 262,192,611.17

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Solution

The fourth proportional to 484,072,328.75, 724,605,478.26 and 262,192,611.17 is: 392,474,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,072,328.75 : 724,605,478.26 = 262,192,611.17 : x
  2. Step 2: Convert to fraction form
    484,072,328.75/724,605,478.26 = 262,192,611.17/x
  3. Step 3: Cross multiply
    484,072,328.75x = 724,605,478.26 × 262,192,611.17
  4. Step 4: Simplify right side
    484,072,328.75x = 189,986,202,409,453,024
  5. Step 5: Solve for x
    x = 189,986,202,409,453,024/484,072,328.75
  6. Step 6: Final answer
    x = 392,474,824.79

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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.