Home / 162,404,525.37-243,621,103.38-45,820,902.59

Finding the Fourth Proportional to 162,404,525.37, 243,621,103.38 and 45,820,902.59

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Solution

The fourth proportional to 162,404,525.37, 243,621,103.38 and 45,820,902.59 is: 68,735,392.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,404,525.37 : 243,621,103.38 = 45,820,902.59 : x
  2. Step 2: Convert to fraction form
    162,404,525.37/243,621,103.38 = 45,820,902.59/x
  3. Step 3: Cross multiply
    162,404,525.37x = 243,621,103.38 × 45,820,902.59
  4. Step 4: Simplify right side
    162,404,525.37x = 11,162,938,846,366,944
  5. Step 5: Solve for x
    x = 11,162,938,846,366,944/162,404,525.37
  6. Step 6: Final answer
    x = 68,735,392.81

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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.