Home / 222,912,280.30-334,368,420.45-168,492,721.90

Finding the Fourth Proportional to 222,912,280.30, 334,368,420.45 and 168,492,721.90

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Solution

The fourth proportional to 222,912,280.30, 334,368,420.45 and 168,492,721.90 is: 252,739,082.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,912,280.30 : 334,368,420.45 = 168,492,721.90 : x
  2. Step 2: Convert to fraction form
    222,912,280.30/334,368,420.45 = 168,492,721.90/x
  3. Step 3: Cross multiply
    222,912,280.30x = 334,368,420.45 × 168,492,721.90
  4. Step 4: Simplify right side
    222,912,280.30x = 56,338,645,279,024,120
  5. Step 5: Solve for x
    x = 56,338,645,279,024,120/222,912,280.30
  6. Step 6: Final answer
    x = 252,739,082.85

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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.