Home / 223,520,665.70-335,280,998.55-196,646,809.70

Finding the Fourth Proportional to 223,520,665.70, 335,280,998.55 and 196,646,809.70

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Solution

The fourth proportional to 223,520,665.70, 335,280,998.55 and 196,646,809.70 is: 294,970,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,520,665.70 : 335,280,998.55 = 196,646,809.70 : x
  2. Step 2: Convert to fraction form
    223,520,665.70/335,280,998.55 = 196,646,809.70/x
  3. Step 3: Cross multiply
    223,520,665.70x = 335,280,998.55 × 196,646,809.70
  4. Step 4: Simplify right side
    223,520,665.70x = 65,931,938,717,887,824
  5. Step 5: Solve for x
    x = 65,931,938,717,887,824/223,520,665.70
  6. Step 6: Final answer
    x = 294,970,214.55

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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.