Home / 347,718,665.30-521,640,983.55-174,760,207.70

Finding the Fourth Proportional to 347,718,665.30, 521,640,983.55 and 174,760,207.70

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Solution

The fourth proportional to 347,718,665.30, 521,640,983.55 and 174,760,207.70 is: 262,171,967.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,718,665.30 : 521,640,983.55 = 174,760,207.70 : x
  2. Step 2: Convert to fraction form
    347,718,665.30/521,640,983.55 = 174,760,207.70/x
  3. Step 3: Cross multiply
    347,718,665.30x = 521,640,983.55 × 174,760,207.70
  4. Step 4: Simplify right side
    347,718,665.30x = 91,162,086,630,030,272
  5. Step 5: Solve for x
    x = 91,162,086,630,030,272/347,718,665.30
  6. Step 6: Final answer
    x = 262,171,967.53

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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.