Home / 45,852,144.14-68,778,203.90-31,431,492.60

Finding the Fourth Proportional to 45,852,144.14, 68,778,203.90 and 31,431,492.60

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Solution

The fourth proportional to 45,852,144.14, 68,778,203.90 and 31,431,492.60 is: 47,147,230.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,852,144.14 : 68,778,203.90 = 31,431,492.60 : x
  2. Step 2: Convert to fraction form
    45,852,144.14/68,778,203.90 = 31,431,492.60/x
  3. Step 3: Cross multiply
    45,852,144.14x = 68,778,203.90 × 31,431,492.60
  4. Step 4: Simplify right side
    45,852,144.14x = 2,161,801,606,766,983.75
  5. Step 5: Solve for x
    x = 2,161,801,606,766,983.75/45,852,144.14
  6. Step 6: Final answer
    x = 47,147,230.46

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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.