Home / 117,686,427.20-176,529,640.80-36,907,265.60

Finding the Fourth Proportional to 117,686,427.20, 176,529,640.80 and 36,907,265.60

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Solution

The fourth proportional to 117,686,427.20, 176,529,640.80 and 36,907,265.60 is: 55,360,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,686,427.20 : 176,529,640.80 = 36,907,265.60 : x
  2. Step 2: Convert to fraction form
    117,686,427.20/176,529,640.80 = 36,907,265.60/x
  3. Step 3: Cross multiply
    117,686,427.20x = 176,529,640.80 × 36,907,265.60
  4. Step 4: Simplify right side
    117,686,427.20x = 6,515,226,339,278,197
  5. Step 5: Solve for x
    x = 6,515,226,339,278,197/117,686,427.20
  6. Step 6: Final answer
    x = 55,360,898.40

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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.