Home / 284,775,171.68-427,163,457.60-80,304,318.56

Finding the Fourth Proportional to 284,775,171.68, 427,163,457.60 and 80,304,318.56

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Solution

The fourth proportional to 284,775,171.68, 427,163,457.60 and 80,304,318.56 is: 120,456,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,775,171.68 : 427,163,457.60 = 80,304,318.56 : x
  2. Step 2: Convert to fraction form
    284,775,171.68/427,163,457.60 = 80,304,318.56/x
  3. Step 3: Cross multiply
    284,775,171.68x = 427,163,457.60 × 80,304,318.56
  4. Step 4: Simplify right side
    284,775,171.68x = 34,303,070,376,301,456
  5. Step 5: Solve for x
    x = 34,303,070,376,301,456/284,775,171.68
  6. Step 6: Final answer
    x = 120,456,675.26

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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.