Home / 42,919,996.60-64,379,994.90-41,245,957.45

Finding the Fourth Proportional to 42,919,996.60, 64,379,994.90 and 41,245,957.45

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Solution

The fourth proportional to 42,919,996.60, 64,379,994.90 and 41,245,957.45 is: 61,868,936.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,919,996.60 : 64,379,994.90 = 41,245,957.45 : x
  2. Step 2: Convert to fraction form
    42,919,996.60/64,379,994.90 = 41,245,957.45/x
  3. Step 3: Cross multiply
    42,919,996.60x = 64,379,994.90 × 41,245,957.45
  4. Step 4: Simplify right side
    42,919,996.60x = 2,655,414,530,276,617
  5. Step 5: Solve for x
    x = 2,655,414,530,276,617/42,919,996.60
  6. Step 6: Final answer
    x = 61,868,936.18

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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.