Home / 2,878,379,948,380-4,317,569,660,388.60-1,266,713,829,047.60

Finding the Fourth Proportional to 2,878,379,948,380, 4,317,569,660,388.60 and 1,266,713,829,047.60

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Solution

The fourth proportional to 2,878,379,948,380, 4,317,569,660,388.60 and 1,266,713,829,047.60 is: 1,900,070,628,190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,379,948,380 : 4,317,569,660,388.60 = 1,266,713,829,047.60 : x
  2. Step 2: Convert to fraction form
    2,878,379,948,380/4,317,569,660,388.60 = 1,266,713,829,047.60/x
  3. Step 3: Cross multiply
    2,878,379,948,380x = 4,317,569,660,388.60 × 1,266,713,829,047.60
  4. Step 4: Simplify right side
    2,878,379,948,380x = 5,469,125,196,690,590,409,949,184
  5. Step 5: Solve for x
    x = 5,469,125,196,690,590,409,949,184/2,878,379,948,380
  6. Step 6: Final answer
    x = 1,900,070,628,190.94

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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.