Home / 626,719,578.41-864,880,858.06-344,492,832.60

Finding the Fourth Proportional to 626,719,578.41, 864,880,858.06 and 344,492,832.60

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Solution

The fourth proportional to 626,719,578.41, 864,880,858.06 and 344,492,832.60 is: 475,404,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,719,578.41 : 864,880,858.06 = 344,492,832.60 : x
  2. Step 2: Convert to fraction form
    626,719,578.41/864,880,858.06 = 344,492,832.60/x
  3. Step 3: Cross multiply
    626,719,578.41x = 864,880,858.06 × 344,492,832.60
  4. Step 4: Simplify right side
    626,719,578.41x = 297,945,256,653,746,752
  5. Step 5: Solve for x
    x = 297,945,256,653,746,752/626,719,578.41
  6. Step 6: Final answer
    x = 475,404,418.37

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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.