Home / 292,328,119.88-403,313,492.39-166,790,130.41

Finding the Fourth Proportional to 292,328,119.88, 403,313,492.39 and 166,790,130.41

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Solution

The fourth proportional to 292,328,119.88, 403,313,492.39 and 166,790,130.41 is: 230,113,716.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,328,119.88 : 403,313,492.39 = 166,790,130.41 : x
  2. Step 2: Convert to fraction form
    292,328,119.88/403,313,492.39 = 166,790,130.41/x
  3. Step 3: Cross multiply
    292,328,119.88x = 403,313,492.39 × 166,790,130.41
  4. Step 4: Simplify right side
    292,328,119.88x = 67,268,709,992,014,968
  5. Step 5: Solve for x
    x = 67,268,709,992,014,968/292,328,119.88
  6. Step 6: Final answer
    x = 230,113,716.12

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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.