Home / 215,424,969.55-322,673,316.88-145,956,625.88

Finding the Fourth Proportional to 215,424,969.55, 322,673,316.88 and 145,956,625.88

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Solution

The fourth proportional to 215,424,969.55, 322,673,316.88 and 145,956,625.88 is: 218,620,472.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,424,969.55 : 322,673,316.88 = 145,956,625.88 : x
  2. Step 2: Convert to fraction form
    215,424,969.55/322,673,316.88 = 145,956,625.88/x
  3. Step 3: Cross multiply
    215,424,969.55x = 322,673,316.88 × 145,956,625.88
  4. Step 4: Simplify right side
    215,424,969.55x = 47,096,308,591,334,592
  5. Step 5: Solve for x
    x = 47,096,308,591,334,592/215,424,969.55
  6. Step 6: Final answer
    x = 218,620,472.32

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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.