Home / 76,898,467.20-115,254,388.80-44,488,099.20

Finding the Fourth Proportional to 76,898,467.20, 115,254,388.80 and 44,488,099.20

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Solution

The fourth proportional to 76,898,467.20, 115,254,388.80 and 44,488,099.20 is: 66,678,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,898,467.20 : 115,254,388.80 = 44,488,099.20 : x
  2. Step 2: Convert to fraction form
    76,898,467.20/115,254,388.80 = 44,488,099.20/x
  3. Step 3: Cross multiply
    76,898,467.20x = 115,254,388.80 × 44,488,099.20
  4. Step 4: Simplify right side
    76,898,467.20x = 5,127,448,682,169,769
  5. Step 5: Solve for x
    x = 5,127,448,682,169,769/76,898,467.20
  6. Step 6: Final answer
    x = 66,678,164.97

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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.