Home / 66,020,262.71-98,901,568.82-43,232,072.63

Finding the Fourth Proportional to 66,020,262.71, 98,901,568.82 and 43,232,072.63

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Solution

The fourth proportional to 66,020,262.71, 98,901,568.82 and 43,232,072.63 is: 64,763,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,020,262.71 : 98,901,568.82 = 43,232,072.63 : x
  2. Step 2: Convert to fraction form
    66,020,262.71/98,901,568.82 = 43,232,072.63/x
  3. Step 3: Cross multiply
    66,020,262.71x = 98,901,568.82 × 43,232,072.63
  4. Step 4: Simplify right side
    66,020,262.71x = 4,275,719,806,060,756
  5. Step 5: Solve for x
    x = 4,275,719,806,060,756/66,020,262.71
  6. Step 6: Final answer
    x = 64,763,750.26

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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.