Home / 667,117,141.02-999,267,956.03-535,245,453.90

Finding the Fourth Proportional to 667,117,141.02, 999,267,956.03 and 535,245,453.90

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Solution

The fourth proportional to 667,117,141.02, 999,267,956.03 and 535,245,453.90 is: 801,738,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,117,141.02 : 999,267,956.03 = 535,245,453.90 : x
  2. Step 2: Convert to fraction form
    667,117,141.02/999,267,956.03 = 535,245,453.90/x
  3. Step 3: Cross multiply
    667,117,141.02x = 999,267,956.03 × 535,245,453.90
  4. Step 4: Simplify right side
    667,117,141.02x = 534,853,630,694,340,672
  5. Step 5: Solve for x
    x = 534,853,630,694,340,672/667,117,141.02
  6. Step 6: Final answer
    x = 801,738,701.96

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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.