Home / 651,523,892.40-976,530,011.40-263,154,682.80

Finding the Fourth Proportional to 651,523,892.40, 976,530,011.40 and 263,154,682.80

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Solution

The fourth proportional to 651,523,892.40, 976,530,011.40 and 263,154,682.80 is: 394,426,740.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,523,892.40 : 976,530,011.40 = 263,154,682.80 : x
  2. Step 2: Convert to fraction form
    651,523,892.40/976,530,011.40 = 263,154,682.80/x
  3. Step 3: Cross multiply
    651,523,892.40x = 976,530,011.40 × 263,154,682.80
  4. Step 4: Simplify right side
    651,523,892.40x = 256,978,445,394,647,392
  5. Step 5: Solve for x
    x = 256,978,445,394,647,392/651,523,892.40
  6. Step 6: Final answer
    x = 394,426,740.74

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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.