Home / 231,501,927.42-319,471,398.54-127,081,775.34

Finding the Fourth Proportional to 231,501,927.42, 319,471,398.54 and 127,081,775.34

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Solution

The fourth proportional to 231,501,927.42, 319,471,398.54 and 127,081,775.34 is: 175,372,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,501,927.42 : 319,471,398.54 = 127,081,775.34 : x
  2. Step 2: Convert to fraction form
    231,501,927.42/319,471,398.54 = 127,081,775.34/x
  3. Step 3: Cross multiply
    231,501,927.42x = 319,471,398.54 × 127,081,775.34
  4. Step 4: Simplify right side
    231,501,927.42x = 40,598,992,496,815,888
  5. Step 5: Solve for x
    x = 40,598,992,496,815,888/231,501,927.42
  6. Step 6: Final answer
    x = 175,372,157.59

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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.