Home / 105,795,616.40-158,656,099.80-37,640,531.60

Finding the Fourth Proportional to 105,795,616.40, 158,656,099.80 and 37,640,531.60

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Solution

The fourth proportional to 105,795,616.40, 158,656,099.80 and 37,640,531.60 is: 56,447,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,795,616.40 : 158,656,099.80 = 37,640,531.60 : x
  2. Step 2: Convert to fraction form
    105,795,616.40/158,656,099.80 = 37,640,531.60/x
  3. Step 3: Cross multiply
    105,795,616.40x = 158,656,099.80 × 37,640,531.60
  4. Step 4: Simplify right side
    105,795,616.40x = 5,971,899,938,054,654
  5. Step 5: Solve for x
    x = 5,971,899,938,054,654/105,795,616.40
  6. Step 6: Final answer
    x = 56,447,517.78

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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.