Home / 1,224,795,774,598.20-1,690,212,275,809.20-676,082,279,794.16

Finding the Fourth Proportional to 1,224,795,774,598.20, 1,690,212,275,809.20 and 676,082,279,794.16

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Solution

The fourth proportional to 1,224,795,774,598.20, 1,690,212,275,809.20 and 676,082,279,794.16 is: 932,990,293,128.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,795,774,598.20 : 1,690,212,275,809.20 = 676,082,279,794.16 : x
  2. Step 2: Convert to fraction form
    1,224,795,774,598.20/1,690,212,275,809.20 = 676,082,279,794.16/x
  3. Step 3: Cross multiply
    1,224,795,774,598.20x = 1,690,212,275,809.20 × 676,082,279,794.16
  4. Step 4: Simplify right side
    1,224,795,774,598.20x = 1,142,722,568,765,159,459,782,656
  5. Step 5: Solve for x
    x = 1,142,722,568,765,159,459,782,656/1,224,795,774,598.20
  6. Step 6: Final answer
    x = 932,990,293,128.69

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.