Home / 171,585,909.32-236,902,575.02-131,822,621.60

Finding the Fourth Proportional to 171,585,909.32, 236,902,575.02 and 131,822,621.60

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Solution

The fourth proportional to 171,585,909.32, 236,902,575.02 and 131,822,621.60 is: 182,002,814.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,585,909.32 : 236,902,575.02 = 131,822,621.60 : x
  2. Step 2: Convert to fraction form
    171,585,909.32/236,902,575.02 = 131,822,621.60/x
  3. Step 3: Cross multiply
    171,585,909.32x = 236,902,575.02 × 131,822,621.60
  4. Step 4: Simplify right side
    171,585,909.32x = 31,229,118,501,083,444
  5. Step 5: Solve for x
    x = 31,229,118,501,083,444/171,585,909.32
  6. Step 6: Final answer
    x = 182,002,814.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.