Home / 436,056,955.31-654,182,654.79-125,140,334.29

Finding the Fourth Proportional to 436,056,955.31, 654,182,654.79 and 125,140,334.29

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Solution

The fourth proportional to 436,056,955.31, 654,182,654.79 and 125,140,334.29 is: 187,738,402.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,056,955.31 : 654,182,654.79 = 125,140,334.29 : x
  2. Step 2: Convert to fraction form
    436,056,955.31/654,182,654.79 = 125,140,334.29/x
  3. Step 3: Cross multiply
    436,056,955.31x = 654,182,654.79 × 125,140,334.29
  4. Step 4: Simplify right side
    436,056,955.31x = 81,864,636,107,140,272
  5. Step 5: Solve for x
    x = 81,864,636,107,140,272/436,056,955.31
  6. Step 6: Final answer
    x = 187,738,402.31

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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.