Home / 206,331,631.22-284,739,500.41-112,247,828.26

Finding the Fourth Proportional to 206,331,631.22, 284,739,500.41 and 112,247,828.26

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Solution

The fourth proportional to 206,331,631.22, 284,739,500.41 and 112,247,828.26 is: 154,903,009.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,331,631.22 : 284,739,500.41 = 112,247,828.26 : x
  2. Step 2: Convert to fraction form
    206,331,631.22/284,739,500.41 = 112,247,828.26/x
  3. Step 3: Cross multiply
    206,331,631.22x = 284,739,500.41 × 112,247,828.26
  4. Step 4: Simplify right side
    206,331,631.22x = 31,961,390,539,867,412
  5. Step 5: Solve for x
    x = 31,961,390,539,867,412/206,331,631.22
  6. Step 6: Final answer
    x = 154,903,009.06

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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.