Home / 308,120,440.17-462,180,632.18-135,597,253.62

Finding the Fourth Proportional to 308,120,440.17, 462,180,632.18 and 135,597,253.62

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Solution

The fourth proportional to 308,120,440.17, 462,180,632.18 and 135,597,253.62 is: 203,395,868.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,120,440.17 : 462,180,632.18 = 135,597,253.62 : x
  2. Step 2: Convert to fraction form
    308,120,440.17/462,180,632.18 = 135,597,253.62/x
  3. Step 3: Cross multiply
    308,120,440.17x = 462,180,632.18 × 135,597,253.62
  4. Step 4: Simplify right side
    308,120,440.17x = 62,670,424,399,963,400
  5. Step 5: Solve for x
    x = 62,670,424,399,963,400/308,120,440.17
  6. Step 6: Final answer
    x = 203,395,868.07

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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.