Home / 74,859,894.60-112,100,885.10-49,161,769.80

Finding the Fourth Proportional to 74,859,894.60, 112,100,885.10 and 49,161,769.80

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Solution

The fourth proportional to 74,859,894.60, 112,100,885.10 and 49,161,769.80 is: 73,618,563.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,859,894.60 : 112,100,885.10 = 49,161,769.80 : x
  2. Step 2: Convert to fraction form
    74,859,894.60/112,100,885.10 = 49,161,769.80/x
  3. Step 3: Cross multiply
    74,859,894.60x = 112,100,885.10 × 49,161,769.80
  4. Step 4: Simplify right side
    74,859,894.60x = 5,511,077,907,662,449
  5. Step 5: Solve for x
    x = 5,511,077,907,662,449/74,859,894.60
  6. Step 6: Final answer
    x = 73,618,563.55

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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.