Home / 5,211,978,834.70-7,817,968,252.05-5,211,978,834.70

Finding the Fourth Proportional to 5,211,978,834.70, 7,817,968,252.05 and 5,211,978,834.70

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Solution

The fourth proportional to 5,211,978,834.70, 7,817,968,252.05 and 5,211,978,834.70 is: 7,817,968,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,978,834.70 : 7,817,968,252.05 = 5,211,978,834.70 : x
  2. Step 2: Convert to fraction form
    5,211,978,834.70/7,817,968,252.05 = 5,211,978,834.70/x
  3. Step 3: Cross multiply
    5,211,978,834.70x = 7,817,968,252.05 × 5,211,978,834.70
  4. Step 4: Simplify right side
    5,211,978,834.70x = 40,747,085,060,041,154,560
  5. Step 5: Solve for x
    x = 40,747,085,060,041,154,560/5,211,978,834.70
  6. Step 6: Final answer
    x = 7,817,968,252.05

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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.