Home / 212,216,957.22-292,856,401.20-119,397,243.63

Finding the Fourth Proportional to 212,216,957.22, 292,856,401.20 and 119,397,243.63

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Solution

The fourth proportional to 212,216,957.22, 292,856,401.20 and 119,397,243.63 is: 164,766,508.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,216,957.22 : 292,856,401.20 = 119,397,243.63 : x
  2. Step 2: Convert to fraction form
    212,216,957.22/292,856,401.20 = 119,397,243.63/x
  3. Step 3: Cross multiply
    212,216,957.22x = 292,856,401.20 × 119,397,243.63
  4. Step 4: Simplify right side
    212,216,957.22x = 34,966,247,082,681,420
  5. Step 5: Solve for x
    x = 34,966,247,082,681,420/212,216,957.22
  6. Step 6: Final answer
    x = 164,766,508.49

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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.