Home / 114,973,992.88-172,460,996.82-91,836,598.36

Finding the Fourth Proportional to 114,973,992.88, 172,460,996.82 and 91,836,598.36

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Solution

The fourth proportional to 114,973,992.88, 172,460,996.82 and 91,836,598.36 is: 137,754,903.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,973,992.88 : 172,460,996.82 = 91,836,598.36 : x
  2. Step 2: Convert to fraction form
    114,973,992.88/172,460,996.82 = 91,836,598.36/x
  3. Step 3: Cross multiply
    114,973,992.88x = 172,460,996.82 × 91,836,598.36
  4. Step 4: Simplify right side
    114,973,992.88x = 15,838,231,297,723,576
  5. Step 5: Solve for x
    x = 15,838,231,297,723,576/114,973,992.88
  6. Step 6: Final answer
    x = 137,754,903.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.