Home / 2,878,379,948,405-4,317,569,660,426.40-1,266,713,829,072.60

Finding the Fourth Proportional to 2,878,379,948,405, 4,317,569,660,426.40 and 1,266,713,829,072.60

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Solution

The fourth proportional to 2,878,379,948,405, 4,317,569,660,426.40 and 1,266,713,829,072.60 is: 1,900,070,628,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,379,948,405 : 4,317,569,660,426.40 = 1,266,713,829,072.60 : x
  2. Step 2: Convert to fraction form
    2,878,379,948,405/4,317,569,660,426.40 = 1,266,713,829,072.60/x
  3. Step 3: Cross multiply
    2,878,379,948,405x = 4,317,569,660,426.40 × 1,266,713,829,072.60
  4. Step 4: Simplify right side
    2,878,379,948,405x = 5,469,125,196,846,410,749,706,240
  5. Step 5: Solve for x
    x = 5,469,125,196,846,410,749,706,240/2,878,379,948,405
  6. Step 6: Final answer
    x = 1,900,070,628,228.57

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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.