Home / 8,004,691,912.50-11,040,033,783.12-7,037,006,759.10

Finding the Fourth Proportional to 8,004,691,912.50, 11,040,033,783.12 and 7,037,006,759.10

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Solution

The fourth proportional to 8,004,691,912.50, 11,040,033,783.12 and 7,037,006,759.10 is: 9,705,406,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004,691,912.50 : 11,040,033,783.12 = 7,037,006,759.10 : x
  2. Step 2: Convert to fraction form
    8,004,691,912.50/11,040,033,783.12 = 7,037,006,759.10/x
  3. Step 3: Cross multiply
    8,004,691,912.50x = 11,040,033,783.12 × 7,037,006,759.10
  4. Step 4: Simplify right side
    8,004,691,912.50x = 77,688,792,352,507,789,312
  5. Step 5: Solve for x
    x = 77,688,792,352,507,789,312/8,004,691,912.50
  6. Step 6: Final answer
    x = 9,705,406,929.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.