Home / 308,065,329.09-462,094,431.26-74,897,361.81

Finding the Fourth Proportional to 308,065,329.09, 462,094,431.26 and 74,897,361.81

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Solution

The fourth proportional to 308,065,329.09, 462,094,431.26 and 74,897,361.81 is: 112,345,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,065,329.09 : 462,094,431.26 = 74,897,361.81 : x
  2. Step 2: Convert to fraction form
    308,065,329.09/462,094,431.26 = 74,897,361.81/x
  3. Step 3: Cross multiply
    308,065,329.09x = 462,094,431.26 × 74,897,361.81
  4. Step 4: Simplify right side
    308,065,329.09x = 34,609,653,808,091,908
  5. Step 5: Solve for x
    x = 34,609,653,808,091,908/308,065,329.09
  6. Step 6: Final answer
    x = 112,345,176.62

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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.