Home / 308,259,304.02-462,065,278.59-103,716,367.38

Finding the Fourth Proportional to 308,259,304.02, 462,065,278.59 and 103,716,367.38

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Solution

The fourth proportional to 308,259,304.02, 462,065,278.59 and 103,716,367.38 is: 155,465,647.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,259,304.02 : 462,065,278.59 = 103,716,367.38 : x
  2. Step 2: Convert to fraction form
    308,259,304.02/462,065,278.59 = 103,716,367.38/x
  3. Step 3: Cross multiply
    308,259,304.02x = 462,065,278.59 × 103,716,367.38
  4. Step 4: Simplify right side
    308,259,304.02x = 47,923,732,187,782,480
  5. Step 5: Solve for x
    x = 47,923,732,187,782,480/308,259,304.02
  6. Step 6: Final answer
    x = 155,465,647.14

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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.