Home / 311,175,769.04-429,447,040.40-177,219,349.38

Finding the Fourth Proportional to 311,175,769.04, 429,447,040.40 and 177,219,349.38

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Solution

The fourth proportional to 311,175,769.04, 429,447,040.40 and 177,219,349.38 is: 244,576,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,175,769.04 : 429,447,040.40 = 177,219,349.38 : x
  2. Step 2: Convert to fraction form
    311,175,769.04/429,447,040.40 = 177,219,349.38/x
  3. Step 3: Cross multiply
    311,175,769.04x = 429,447,040.40 × 177,219,349.38
  4. Step 4: Simplify right side
    311,175,769.04x = 76,106,325,092,854,576
  5. Step 5: Solve for x
    x = 76,106,325,092,854,576/311,175,769.04
  6. Step 6: Final answer
    x = 244,576,643.38

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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.