Home / 114,973,991.88-172,460,995.32-91,836,597.36

Finding the Fourth Proportional to 114,973,991.88, 172,460,995.32 and 91,836,597.36

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Solution

The fourth proportional to 114,973,991.88, 172,460,995.32 and 91,836,597.36 is: 137,754,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,973,991.88 : 172,460,995.32 = 91,836,597.36 : x
  2. Step 2: Convert to fraction form
    114,973,991.88/172,460,995.32 = 91,836,597.36/x
  3. Step 3: Cross multiply
    114,973,991.88x = 172,460,995.32 × 91,836,597.36
  4. Step 4: Simplify right side
    114,973,991.88x = 15,838,230,987,507,684
  5. Step 5: Solve for x
    x = 15,838,230,987,507,684/114,973,991.88
  6. Step 6: Final answer
    x = 137,754,902.03

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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.