Home / 1,196,914,947.40-1,795,372,421.10-1,145,896,611.40

Finding the Fourth Proportional to 1,196,914,947.40, 1,795,372,421.10 and 1,145,896,611.40

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Solution

The fourth proportional to 1,196,914,947.40, 1,795,372,421.10 and 1,145,896,611.40 is: 1,718,844,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,914,947.40 : 1,795,372,421.10 = 1,145,896,611.40 : x
  2. Step 2: Convert to fraction form
    1,196,914,947.40/1,795,372,421.10 = 1,145,896,611.40/x
  3. Step 3: Cross multiply
    1,196,914,947.40x = 1,795,372,421.10 × 1,145,896,611.40
  4. Step 4: Simplify right side
    1,196,914,947.40x = 2,057,311,173,539,503,872
  5. Step 5: Solve for x
    x = 2,057,311,173,539,503,872/1,196,914,947.40
  6. Step 6: Final answer
    x = 1,718,844,917.10

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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.