Home / 124,848,007.20-187,272,010.80-104,692,615.20

Finding the Fourth Proportional to 124,848,007.20, 187,272,010.80 and 104,692,615.20

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Solution

The fourth proportional to 124,848,007.20, 187,272,010.80 and 104,692,615.20 is: 157,038,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,848,007.20 : 187,272,010.80 = 104,692,615.20 : x
  2. Step 2: Convert to fraction form
    124,848,007.20/187,272,010.80 = 104,692,615.20/x
  3. Step 3: Cross multiply
    124,848,007.20x = 187,272,010.80 × 104,692,615.20
  4. Step 4: Simplify right side
    124,848,007.20x = 19,605,996,564,414,644
  5. Step 5: Solve for x
    x = 19,605,996,564,414,644/124,848,007.20
  6. Step 6: Final answer
    x = 157,038,922.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.