Home / 428,175,409.04-590,834,673.48-237,431,629.52

Finding the Fourth Proportional to 428,175,409.04, 590,834,673.48 and 237,431,629.52

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Solution

The fourth proportional to 428,175,409.04, 590,834,673.48 and 237,431,629.52 is: 327,629,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,175,409.04 : 590,834,673.48 = 237,431,629.52 : x
  2. Step 2: Convert to fraction form
    428,175,409.04/590,834,673.48 = 237,431,629.52/x
  3. Step 3: Cross multiply
    428,175,409.04x = 590,834,673.48 × 237,431,629.52
  4. Step 4: Simplify right side
    428,175,409.04x = 140,282,839,301,273,536
  5. Step 5: Solve for x
    x = 140,282,839,301,273,536/428,175,409.04
  6. Step 6: Final answer
    x = 327,629,369.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.