Home / 114,973,995.37-172,461,000.57-91,836,600.85

Finding the Fourth Proportional to 114,973,995.37, 172,461,000.57 and 91,836,600.85

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Solution

The fourth proportional to 114,973,995.37, 172,461,000.57 and 91,836,600.85 is: 137,754,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,973,995.37 : 172,461,000.57 = 91,836,600.85 : x
  2. Step 2: Convert to fraction form
    114,973,995.37/172,461,000.57 = 91,836,600.85/x
  3. Step 3: Cross multiply
    114,973,995.37x = 172,461,000.57 × 91,836,600.85
  4. Step 4: Simplify right side
    114,973,995.37x = 15,838,232,071,538,710
  5. Step 5: Solve for x
    x = 15,838,232,071,538,710/114,973,995.37
  6. Step 6: Final answer
    x = 137,754,907.28

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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.