Home / 204,730,388.40-307,095,582.60-68,415,771.90

Finding the Fourth Proportional to 204,730,388.40, 307,095,582.60 and 68,415,771.90

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Solution

The fourth proportional to 204,730,388.40, 307,095,582.60 and 68,415,771.90 is: 102,623,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,730,388.40 : 307,095,582.60 = 68,415,771.90 : x
  2. Step 2: Convert to fraction form
    204,730,388.40/307,095,582.60 = 68,415,771.90/x
  3. Step 3: Cross multiply
    204,730,388.40x = 307,095,582.60 × 68,415,771.90
  4. Step 4: Simplify right side
    204,730,388.40x = 21,010,181,330,659,212
  5. Step 5: Solve for x
    x = 21,010,181,330,659,212/204,730,388.40
  6. Step 6: Final answer
    x = 102,623,657.85

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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.