Home / 76,059,705.90-104,964,770.19-43,019,308.50

Finding the Fourth Proportional to 76,059,705.90, 104,964,770.19 and 43,019,308.50

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Solution

The fourth proportional to 76,059,705.90, 104,964,770.19 and 43,019,308.50 is: 59,367,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,059,705.90 : 104,964,770.19 = 43,019,308.50 : x
  2. Step 2: Convert to fraction form
    76,059,705.90/104,964,770.19 = 43,019,308.50/x
  3. Step 3: Cross multiply
    76,059,705.90x = 104,964,770.19 × 43,019,308.50
  4. Step 4: Simplify right side
    76,059,705.90x = 4,515,511,830,435,214
  5. Step 5: Solve for x
    x = 4,515,511,830,435,214/76,059,705.90
  6. Step 6: Final answer
    x = 59,367,989.62

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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.