Home / 479,011,916.49-718,513,084.66-151,487,485.39

Finding the Fourth Proportional to 479,011,916.49, 718,513,084.66 and 151,487,485.39

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Solution

The fourth proportional to 479,011,916.49, 718,513,084.66 and 151,487,485.39 is: 227,229,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,011,916.49 : 718,513,084.66 = 151,487,485.39 : x
  2. Step 2: Convert to fraction form
    479,011,916.49/718,513,084.66 = 151,487,485.39/x
  3. Step 3: Cross multiply
    479,011,916.49x = 718,513,084.66 × 151,487,485.39
  4. Step 4: Simplify right side
    479,011,916.49x = 108,845,740,414,955,568
  5. Step 5: Solve for x
    x = 108,845,740,414,955,568/479,011,916.49
  6. Step 6: Final answer
    x = 227,229,713.22

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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.