Home / 231,478,583.44-319,705,561.82-152,446,933.46

Finding the Fourth Proportional to 231,478,583.44, 319,705,561.82 and 152,446,933.46

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Solution

The fourth proportional to 231,478,583.44, 319,705,561.82 and 152,446,933.46 is: 210,551,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,478,583.44 : 319,705,561.82 = 152,446,933.46 : x
  2. Step 2: Convert to fraction form
    231,478,583.44/319,705,561.82 = 152,446,933.46/x
  3. Step 3: Cross multiply
    231,478,583.44x = 319,705,561.82 × 152,446,933.46
  4. Step 4: Simplify right side
    231,478,583.44x = 48,738,132,509,565,456
  5. Step 5: Solve for x
    x = 48,738,132,509,565,456/231,478,583.44
  6. Step 6: Final answer
    x = 210,551,368.45

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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.