Home / 379,884,283.04-523,824,012.42-247,479,743.90

Finding the Fourth Proportional to 379,884,283.04, 523,824,012.42 and 247,479,743.90

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Solution

The fourth proportional to 379,884,283.04, 523,824,012.42 and 247,479,743.90 is: 341,250,844.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,884,283.04 : 523,824,012.42 = 247,479,743.90 : x
  2. Step 2: Convert to fraction form
    379,884,283.04/523,824,012.42 = 247,479,743.90/x
  3. Step 3: Cross multiply
    379,884,283.04x = 523,824,012.42 × 247,479,743.90
  4. Step 4: Simplify right side
    379,884,283.04x = 129,635,832,442,372,032
  5. Step 5: Solve for x
    x = 129,635,832,442,372,032/379,884,283.04
  6. Step 6: Final answer
    x = 341,250,844.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.