Home / 151,891,953.48-209,611,902.24-82,277,334.36

Finding the Fourth Proportional to 151,891,953.48, 209,611,902.24 and 82,277,334.36

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Solution

The fourth proportional to 151,891,953.48, 209,611,902.24 and 82,277,334.36 is: 113,543,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,891,953.48 : 209,611,902.24 = 82,277,334.36 : x
  2. Step 2: Convert to fraction form
    151,891,953.48/209,611,902.24 = 82,277,334.36/x
  3. Step 3: Cross multiply
    151,891,953.48x = 209,611,902.24 × 82,277,334.36
  4. Step 4: Simplify right side
    151,891,953.48x = 17,246,308,566,436,114
  5. Step 5: Solve for x
    x = 17,246,308,566,436,114/151,891,953.48
  6. Step 6: Final answer
    x = 113,543,266.59

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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.