Home / 6,721,185,809.40-10,081,778,714.10-2,843,288,388.60

Finding the Fourth Proportional to 6,721,185,809.40, 10,081,778,714.10 and 2,843,288,388.60

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Solution

The fourth proportional to 6,721,185,809.40, 10,081,778,714.10 and 2,843,288,388.60 is: 4,264,932,582.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721,185,809.40 : 10,081,778,714.10 = 2,843,288,388.60 : x
  2. Step 2: Convert to fraction form
    6,721,185,809.40/10,081,778,714.10 = 2,843,288,388.60/x
  3. Step 3: Cross multiply
    6,721,185,809.40x = 10,081,778,714.10 × 2,843,288,388.60
  4. Step 4: Simplify right side
    6,721,185,809.40x = 28,665,404,354,235,170,816
  5. Step 5: Solve for x
    x = 28,665,404,354,235,170,816/6,721,185,809.40
  6. Step 6: Final answer
    x = 4,264,932,582.90

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Double scale
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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.