Home / 56,003,104.80-84,004,657.20-51,216,199.20

Finding the Fourth Proportional to 56,003,104.80, 84,004,657.20 and 51,216,199.20

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Solution

The fourth proportional to 56,003,104.80, 84,004,657.20 and 51,216,199.20 is: 76,824,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,003,104.80 : 84,004,657.20 = 51,216,199.20 : x
  2. Step 2: Convert to fraction form
    56,003,104.80/84,004,657.20 = 51,216,199.20/x
  3. Step 3: Cross multiply
    56,003,104.80x = 84,004,657.20 × 51,216,199.20
  4. Step 4: Simplify right side
    56,003,104.80x = 4,302,399,256,882,914.50
  5. Step 5: Solve for x
    x = 4,302,399,256,882,914.50/56,003,104.80
  6. Step 6: Final answer
    x = 76,824,298.80

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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.