Home / 371,177,310.75-556,556,101.94-122,115,170.16

Finding the Fourth Proportional to 371,177,310.75, 556,556,101.94 and 122,115,170.16

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Solution

The fourth proportional to 371,177,310.75, 556,556,101.94 and 122,115,170.16 is: 183,103,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,177,310.75 : 556,556,101.94 = 122,115,170.16 : x
  2. Step 2: Convert to fraction form
    371,177,310.75/556,556,101.94 = 122,115,170.16/x
  3. Step 3: Cross multiply
    371,177,310.75x = 556,556,101.94 × 122,115,170.16
  4. Step 4: Simplify right side
    371,177,310.75x = 67,963,943,091,989,408
  5. Step 5: Solve for x
    x = 67,963,943,091,989,408/371,177,310.75
  6. Step 6: Final answer
    x = 183,103,711.15

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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.