Home / 82,546,765.06-123,820,435.59-25,039,531.78

Finding the Fourth Proportional to 82,546,765.06, 123,820,435.59 and 25,039,531.78

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Solution

The fourth proportional to 82,546,765.06, 123,820,435.59 and 25,039,531.78 is: 37,559,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,546,765.06 : 123,820,435.59 = 25,039,531.78 : x
  2. Step 2: Convert to fraction form
    82,546,765.06/123,820,435.59 = 25,039,531.78/x
  3. Step 3: Cross multiply
    82,546,765.06x = 123,820,435.59 × 25,039,531.78
  4. Step 4: Simplify right side
    82,546,765.06x = 3,100,405,731,969,248.50
  5. Step 5: Solve for x
    x = 3,100,405,731,969,248.50/82,546,765.06
  6. Step 6: Final answer
    x = 37,559,385.03

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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.