Home / 190,595,043.87-285,171,110.15-112,913,640.60

Finding the Fourth Proportional to 190,595,043.87, 285,171,110.15 and 112,913,640.60

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Solution

The fourth proportional to 190,595,043.87, 285,171,110.15 and 112,913,640.60 is: 168,943,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,595,043.87 : 285,171,110.15 = 112,913,640.60 : x
  2. Step 2: Convert to fraction form
    190,595,043.87/285,171,110.15 = 112,913,640.60/x
  3. Step 3: Cross multiply
    190,595,043.87x = 285,171,110.15 × 112,913,640.60
  4. Step 4: Simplify right side
    190,595,043.87x = 32,199,708,240,415,540
  5. Step 5: Solve for x
    x = 32,199,708,240,415,540/190,595,043.87
  6. Step 6: Final answer
    x = 168,943,051.12

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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.