Home / 117,738,019.40-176,607,029.10-92,200,857.80

Finding the Fourth Proportional to 117,738,019.40, 176,607,029.10 and 92,200,857.80

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Solution

The fourth proportional to 117,738,019.40, 176,607,029.10 and 92,200,857.80 is: 138,301,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,738,019.40 : 176,607,029.10 = 92,200,857.80 : x
  2. Step 2: Convert to fraction form
    117,738,019.40/176,607,029.10 = 92,200,857.80/x
  3. Step 3: Cross multiply
    117,738,019.40x = 176,607,029.10 × 92,200,857.80
  4. Step 4: Simplify right side
    117,738,019.40x = 16,283,319,576,529,560
  5. Step 5: Solve for x
    x = 16,283,319,576,529,560/117,738,019.40
  6. Step 6: Final answer
    x = 138,301,286.70

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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.