Home / 2,688,864,128.80-4,033,296,193.20-1,862,367,085.60

Finding the Fourth Proportional to 2,688,864,128.80, 4,033,296,193.20 and 1,862,367,085.60

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Solution

The fourth proportional to 2,688,864,128.80, 4,033,296,193.20 and 1,862,367,085.60 is: 2,793,550,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,864,128.80 : 4,033,296,193.20 = 1,862,367,085.60 : x
  2. Step 2: Convert to fraction form
    2,688,864,128.80/4,033,296,193.20 = 1,862,367,085.60/x
  3. Step 3: Cross multiply
    2,688,864,128.80x = 4,033,296,193.20 × 1,862,367,085.60
  4. Step 4: Simplify right side
    2,688,864,128.80x = 7,511,478,076,691,458,048
  5. Step 5: Solve for x
    x = 7,511,478,076,691,458,048/2,688,864,128.80
  6. Step 6: Final answer
    x = 2,793,550,628.40

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1.5x scale

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.