Home / 2,078,306,597.25-2,868,040,255.73-1,125,663,636.65

Finding the Fourth Proportional to 2,078,306,597.25, 2,868,040,255.73 and 1,125,663,636.65

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Solution

The fourth proportional to 2,078,306,597.25, 2,868,040,255.73 and 1,125,663,636.65 is: 1,553,403,443.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,306,597.25 : 2,868,040,255.73 = 1,125,663,636.65 : x
  2. Step 2: Convert to fraction form
    2,078,306,597.25/2,868,040,255.73 = 1,125,663,636.65/x
  3. Step 3: Cross multiply
    2,078,306,597.25x = 2,868,040,255.73 × 1,125,663,636.65
  4. Step 4: Simplify right side
    2,078,306,597.25x = 3,228,448,624,303,659,008
  5. Step 5: Solve for x
    x = 3,228,448,624,303,659,008/2,078,306,597.25
  6. Step 6: Final answer
    x = 1,553,403,443.25

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Double scale
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1.5x scale

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.