Home / 73,743,945.60-110,615,918.40-39,731,721.60

Finding the Fourth Proportional to 73,743,945.60, 110,615,918.40 and 39,731,721.60

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Solution

The fourth proportional to 73,743,945.60, 110,615,918.40 and 39,731,721.60 is: 59,597,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,743,945.60 : 110,615,918.40 = 39,731,721.60 : x
  2. Step 2: Convert to fraction form
    73,743,945.60/110,615,918.40 = 39,731,721.60/x
  3. Step 3: Cross multiply
    73,743,945.60x = 110,615,918.40 × 39,731,721.60
  4. Step 4: Simplify right side
    73,743,945.60x = 4,394,960,874,397,118
  5. Step 5: Solve for x
    x = 4,394,960,874,397,118/73,743,945.60
  6. Step 6: Final answer
    x = 59,597,582.40

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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.