Home / 131,162,688.18-196,812,123.21-53,496,571.95

Finding the Fourth Proportional to 131,162,688.18, 196,812,123.21 and 53,496,571.95

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Solution

The fourth proportional to 131,162,688.18, 196,812,123.21 and 53,496,571.95 is: 80,272,629.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,162,688.18 : 196,812,123.21 = 53,496,571.95 : x
  2. Step 2: Convert to fraction form
    131,162,688.18/196,812,123.21 = 53,496,571.95/x
  3. Step 3: Cross multiply
    131,162,688.18x = 196,812,123.21 × 53,496,571.95
  4. Step 4: Simplify right side
    131,162,688.18x = 10,528,773,909,936,030
  5. Step 5: Solve for x
    x = 10,528,773,909,936,030/131,162,688.18
  6. Step 6: Final answer
    x = 80,272,629.79

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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.