Home / 102,367,991.70-153,551,987.55-33,280,661.70

Finding the Fourth Proportional to 102,367,991.70, 153,551,987.55 and 33,280,661.70

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Solution

The fourth proportional to 102,367,991.70, 153,551,987.55 and 33,280,661.70 is: 49,920,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,367,991.70 : 153,551,987.55 = 33,280,661.70 : x
  2. Step 2: Convert to fraction form
    102,367,991.70/153,551,987.55 = 33,280,661.70/x
  3. Step 3: Cross multiply
    102,367,991.70x = 153,551,987.55 × 33,280,661.70
  4. Step 4: Simplify right side
    102,367,991.70x = 5,110,311,751,014,162
  5. Step 5: Solve for x
    x = 5,110,311,751,014,162/102,367,991.70
  6. Step 6: Final answer
    x = 49,920,992.55

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Similar ratio
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1.5x scale

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.