Home / 215,424,969.30-322,673,316.50-145,956,625.63

Finding the Fourth Proportional to 215,424,969.30, 322,673,316.50 and 145,956,625.63

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Solution

The fourth proportional to 215,424,969.30, 322,673,316.50 and 145,956,625.63 is: 218,620,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,424,969.30 : 322,673,316.50 = 145,956,625.63 : x
  2. Step 2: Convert to fraction form
    215,424,969.30/322,673,316.50 = 145,956,625.63/x
  3. Step 3: Cross multiply
    215,424,969.30x = 322,673,316.50 × 145,956,625.63
  4. Step 4: Simplify right side
    215,424,969.30x = 47,096,308,457,181,000
  5. Step 5: Solve for x
    x = 47,096,308,457,181,000/215,424,969.30
  6. Step 6: Final answer
    x = 218,620,471.95

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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.