Home / 783,336,389,666.75-1,175,541,310,080.60-273,395,156,627.40

Finding the Fourth Proportional to 783,336,389,666.75, 1,175,541,310,080.60 and 273,395,156,627.40

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Solution

The fourth proportional to 783,336,389,666.75, 1,175,541,310,080.60 and 273,395,156,627.40 is: 410,280,059,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,336,389,666.75 : 1,175,541,310,080.60 = 273,395,156,627.40 : x
  2. Step 2: Convert to fraction form
    783,336,389,666.75/1,175,541,310,080.60 = 273,395,156,627.40/x
  3. Step 3: Cross multiply
    783,336,389,666.75x = 1,175,541,310,080.60 × 273,395,156,627.40
  4. Step 4: Simplify right side
    783,336,389,666.75x = 321,387,300,591,464,653,783,040
  5. Step 5: Solve for x
    x = 321,387,300,591,464,653,783,040/783,336,389,666.75
  6. Step 6: Final answer
    x = 410,280,059,538.91

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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.