Home / 365,558,570.25-504,348,147.18-208,814,705.61

Finding the Fourth Proportional to 365,558,570.25, 504,348,147.18 and 208,814,705.61

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Solution

The fourth proportional to 365,558,570.25, 504,348,147.18 and 208,814,705.61 is: 288,094,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,558,570.25 : 504,348,147.18 = 208,814,705.61 : x
  2. Step 2: Convert to fraction form
    365,558,570.25/504,348,147.18 = 208,814,705.61/x
  3. Step 3: Cross multiply
    365,558,570.25x = 504,348,147.18 × 208,814,705.61
  4. Step 4: Simplify right side
    365,558,570.25x = 105,315,309,878,340,656
  5. Step 5: Solve for x
    x = 105,315,309,878,340,656/365,558,570.25
  6. Step 6: Final answer
    x = 288,094,216.49

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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.