Home / 1,693,684,845-2,540,245,484.81-512,984,607.75

Finding the Fourth Proportional to 1,693,684,845, 2,540,245,484.81 and 512,984,607.75

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Solution

The fourth proportional to 1,693,684,845, 2,540,245,484.81 and 512,984,607.75 is: 769,391,565.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,684,845 : 2,540,245,484.81 = 512,984,607.75 : x
  2. Step 2: Convert to fraction form
    1,693,684,845/2,540,245,484.81 = 512,984,607.75/x
  3. Step 3: Cross multiply
    1,693,684,845x = 2,540,245,484.81 × 512,984,607.75
  4. Step 4: Simplify right side
    1,693,684,845x = 1,303,106,833,611,401,472
  5. Step 5: Solve for x
    x = 1,303,106,833,611,401,472/1,693,684,845
  6. Step 6: Final answer
    x = 769,391,565.06

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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.