Home / 115,434,601.40-159,299,905.20-62,511,401.36

Finding the Fourth Proportional to 115,434,601.40, 159,299,905.20 and 62,511,401.36

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Solution

The fourth proportional to 115,434,601.40, 159,299,905.20 and 62,511,401.36 is: 86,265,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,434,601.40 : 159,299,905.20 = 62,511,401.36 : x
  2. Step 2: Convert to fraction form
    115,434,601.40/159,299,905.20 = 62,511,401.36/x
  3. Step 3: Cross multiply
    115,434,601.40x = 159,299,905.20 × 62,511,401.36
  4. Step 4: Simplify right side
    115,434,601.40x = 9,958,060,310,567,150
  5. Step 5: Solve for x
    x = 9,958,060,310,567,150/115,434,601.40
  6. Step 6: Final answer
    x = 86,265,817.96

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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.