Home / 308,066,433.68-462,103,200.40-111,344,787.06

Finding the Fourth Proportional to 308,066,433.68, 462,103,200.40 and 111,344,787.06

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Solution

The fourth proportional to 308,066,433.68, 462,103,200.40 and 111,344,787.06 is: 167,018,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,066,433.68 : 462,103,200.40 = 111,344,787.06 : x
  2. Step 2: Convert to fraction form
    308,066,433.68/462,103,200.40 = 111,344,787.06/x
  3. Step 3: Cross multiply
    308,066,433.68x = 462,103,200.40 × 111,344,787.06
  4. Step 4: Simplify right side
    308,066,433.68x = 51,452,782,448,282,504
  5. Step 5: Solve for x
    x = 51,452,782,448,282,504/308,066,433.68
  6. Step 6: Final answer
    x = 167,018,463.63

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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.