Home / 479,011,915.49-718,513,083.17-151,487,484.39

Finding the Fourth Proportional to 479,011,915.49, 718,513,083.17 and 151,487,484.39

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Solution

The fourth proportional to 479,011,915.49, 718,513,083.17 and 151,487,484.39 is: 227,229,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,011,915.49 : 718,513,083.17 = 151,487,484.39 : x
  2. Step 2: Convert to fraction form
    479,011,915.49/718,513,083.17 = 151,487,484.39/x
  3. Step 3: Cross multiply
    479,011,915.49x = 718,513,083.17 × 151,487,484.39
  4. Step 4: Simplify right side
    479,011,915.49x = 108,845,739,469,968,688
  5. Step 5: Solve for x
    x = 108,845,739,469,968,688/479,011,915.49
  6. Step 6: Final answer
    x = 227,229,711.73

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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.