Home / 68,405,498.40-94,399,678.83-37,043,601.51

Finding the Fourth Proportional to 68,405,498.40, 94,399,678.83 and 37,043,601.51

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Solution

The fourth proportional to 68,405,498.40, 94,399,678.83 and 37,043,601.51 is: 51,120,219.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,405,498.40 : 94,399,678.83 = 37,043,601.51 : x
  2. Step 2: Convert to fraction form
    68,405,498.40/94,399,678.83 = 37,043,601.51/x
  3. Step 3: Cross multiply
    68,405,498.40x = 94,399,678.83 × 37,043,601.51
  4. Step 4: Simplify right side
    68,405,498.40x = 3,496,904,085,250,503
  5. Step 5: Solve for x
    x = 3,496,904,085,250,503/68,405,498.40
  6. Step 6: Final answer
    x = 51,120,219.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.