Home / 290,627,443.18-401,163,058.11-173,189,599.66

Finding the Fourth Proportional to 290,627,443.18, 401,163,058.11 and 173,189,599.66

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Solution

The fourth proportional to 290,627,443.18, 401,163,058.11 and 173,189,599.66 is: 239,059,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,627,443.18 : 401,163,058.11 = 173,189,599.66 : x
  2. Step 2: Convert to fraction form
    290,627,443.18/401,163,058.11 = 173,189,599.66/x
  3. Step 3: Cross multiply
    290,627,443.18x = 401,163,058.11 × 173,189,599.66
  4. Step 4: Simplify right side
    290,627,443.18x = 69,477,269,432,452,216
  5. Step 5: Solve for x
    x = 69,477,269,432,452,216/290,627,443.18
  6. Step 6: Final answer
    x = 239,059,562.55

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