Home / 52,416,054.20-78,624,081.30-43,168,980.80

Finding the Fourth Proportional to 52,416,054.20, 78,624,081.30 and 43,168,980.80

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Solution

The fourth proportional to 52,416,054.20, 78,624,081.30 and 43,168,980.80 is: 64,753,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,416,054.20 : 78,624,081.30 = 43,168,980.80 : x
  2. Step 2: Convert to fraction form
    52,416,054.20/78,624,081.30 = 43,168,980.80/x
  3. Step 3: Cross multiply
    52,416,054.20x = 78,624,081.30 × 43,168,980.80
  4. Step 4: Simplify right side
    52,416,054.20x = 3,394,121,456,057,338.50
  5. Step 5: Solve for x
    x = 3,394,121,456,057,338.50/52,416,054.20
  6. Step 6: Final answer
    x = 64,753,471.20

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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.