Home / 311,175,768.04-429,447,039.02-177,219,348.38

Finding the Fourth Proportional to 311,175,768.04, 429,447,039.02 and 177,219,348.38

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Solution

The fourth proportional to 311,175,768.04, 429,447,039.02 and 177,219,348.38 is: 244,576,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,175,768.04 : 429,447,039.02 = 177,219,348.38 : x
  2. Step 2: Convert to fraction form
    311,175,768.04/429,447,039.02 = 177,219,348.38/x
  3. Step 3: Cross multiply
    311,175,768.04x = 429,447,039.02 × 177,219,348.38
  4. Step 4: Simplify right side
    311,175,768.04x = 76,106,324,418,086,496
  5. Step 5: Solve for x
    x = 76,106,324,418,086,496/311,175,768.04
  6. Step 6: Final answer
    x = 244,576,642.00

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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.