Home / 146,771,294.20-202,544,515.56-80,692,916.72

Finding the Fourth Proportional to 146,771,294.20, 202,544,515.56 and 80,692,916.72

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Solution

The fourth proportional to 146,771,294.20, 202,544,515.56 and 80,692,916.72 is: 111,356,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,771,294.20 : 202,544,515.56 = 80,692,916.72 : x
  2. Step 2: Convert to fraction form
    146,771,294.20/202,544,515.56 = 80,692,916.72/x
  3. Step 3: Cross multiply
    146,771,294.20x = 202,544,515.56 × 80,692,916.72
  4. Step 4: Simplify right side
    146,771,294.20x = 16,343,907,726,175,824
  5. Step 5: Solve for x
    x = 16,343,907,726,175,824/146,771,294.20
  6. Step 6: Final answer
    x = 111,356,296.31

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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.