Home / 85,638,104.49-118,177,578.54-46,479,093.06

Finding the Fourth Proportional to 85,638,104.49, 118,177,578.54 and 46,479,093.06

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Solution

The fourth proportional to 85,638,104.49, 118,177,578.54 and 46,479,093.06 is: 64,139,517.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,638,104.49 : 118,177,578.54 = 46,479,093.06 : x
  2. Step 2: Convert to fraction form
    85,638,104.49/118,177,578.54 = 46,479,093.06/x
  3. Step 3: Cross multiply
    85,638,104.49x = 118,177,578.54 × 46,479,093.06
  4. Step 4: Simplify right side
    85,638,104.49x = 5,492,786,670,566,120
  5. Step 5: Solve for x
    x = 5,492,786,670,566,120/85,638,104.49
  6. Step 6: Final answer
    x = 64,139,517.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.