Home / 354,294,549.60-531,441,824.40-324,161,844.90

Finding the Fourth Proportional to 354,294,549.60, 531,441,824.40 and 324,161,844.90

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Solution

The fourth proportional to 354,294,549.60, 531,441,824.40 and 324,161,844.90 is: 486,242,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,549.60 : 531,441,824.40 = 324,161,844.90 : x
  2. Step 2: Convert to fraction form
    354,294,549.60/531,441,824.40 = 324,161,844.90/x
  3. Step 3: Cross multiply
    354,294,549.60x = 531,441,824.40 × 324,161,844.90
  4. Step 4: Simplify right side
    354,294,549.60x = 172,273,162,254,525,824
  5. Step 5: Solve for x
    x = 172,273,162,254,525,824/354,294,549.60
  6. Step 6: Final answer
    x = 486,242,767.35

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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.