Home / 168,540,297-252,810,445.86-40,889,481

Finding the Fourth Proportional to 168,540,297, 252,810,445.86 and 40,889,481

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Solution

The fourth proportional to 168,540,297, 252,810,445.86 and 40,889,481 is: 61,334,221.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,540,297 : 252,810,445.86 = 40,889,481 : x
  2. Step 2: Convert to fraction form
    168,540,297/252,810,445.86 = 40,889,481/x
  3. Step 3: Cross multiply
    168,540,297x = 252,810,445.86 × 40,889,481
  4. Step 4: Simplify right side
    168,540,297x = 10,337,287,922,594,000
  5. Step 5: Solve for x
    x = 10,337,287,922,594,000/168,540,297
  6. Step 6: Final answer
    x = 61,334,221.59

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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.