Home / 554,799,596.70-765,333,174.36-343,038,735.38

Finding the Fourth Proportional to 554,799,596.70, 765,333,174.36 and 343,038,735.38

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Solution

The fourth proportional to 554,799,596.70, 765,333,174.36 and 343,038,735.38 is: 473,213,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,799,596.70 : 765,333,174.36 = 343,038,735.38 : x
  2. Step 2: Convert to fraction form
    554,799,596.70/765,333,174.36 = 343,038,735.38/x
  3. Step 3: Cross multiply
    554,799,596.70x = 765,333,174.36 × 343,038,735.38
  4. Step 4: Simplify right side
    554,799,596.70x = 262,538,924,276,815,456
  5. Step 5: Solve for x
    x = 262,538,924,276,815,456/554,799,596.70
  6. Step 6: Final answer
    x = 473,213,978.23

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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.