Home / 308,882,349.72-426,283,930.41-174,944,090.94

Finding the Fourth Proportional to 308,882,349.72, 426,283,930.41 and 174,944,090.94

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Solution

The fourth proportional to 308,882,349.72, 426,283,930.41 and 174,944,090.94 is: 241,437,734.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,882,349.72 : 426,283,930.41 = 174,944,090.94 : x
  2. Step 2: Convert to fraction form
    308,882,349.72/426,283,930.41 = 174,944,090.94/x
  3. Step 3: Cross multiply
    308,882,349.72x = 426,283,930.41 × 174,944,090.94
  4. Step 4: Simplify right side
    308,882,349.72x = 74,575,854,687,907,680
  5. Step 5: Solve for x
    x = 74,575,854,687,907,680/308,882,349.72
  6. Step 6: Final answer
    x = 241,437,734.32

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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.