Home / 542,166,186.72-748,194,014.16-294,647,592

Finding the Fourth Proportional to 542,166,186.72, 748,194,014.16 and 294,647,592

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Solution

The fourth proportional to 542,166,186.72, 748,194,014.16 and 294,647,592 is: 406,616,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,166,186.72 : 748,194,014.16 = 294,647,592 : x
  2. Step 2: Convert to fraction form
    542,166,186.72/748,194,014.16 = 294,647,592/x
  3. Step 3: Cross multiply
    542,166,186.72x = 748,194,014.16 × 294,647,592
  4. Step 4: Simplify right side
    542,166,186.72x = 220,453,564,621,057,888
  5. Step 5: Solve for x
    x = 220,453,564,621,057,888/542,166,186.72
  6. Step 6: Final answer
    x = 406,616,218.46

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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.