Home / 2,106,121,148.80-3,159,181,723.20-1,017,729,980.80

Finding the Fourth Proportional to 2,106,121,148.80, 3,159,181,723.20 and 1,017,729,980.80

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Solution

The fourth proportional to 2,106,121,148.80, 3,159,181,723.20 and 1,017,729,980.80 is: 1,526,594,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,121,148.80 : 3,159,181,723.20 = 1,017,729,980.80 : x
  2. Step 2: Convert to fraction form
    2,106,121,148.80/3,159,181,723.20 = 1,017,729,980.80/x
  3. Step 3: Cross multiply
    2,106,121,148.80x = 3,159,181,723.20 × 1,017,729,980.80
  4. Step 4: Simplify right side
    2,106,121,148.80x = 3,215,193,954,496,046,592
  5. Step 5: Solve for x
    x = 3,215,193,954,496,046,592/2,106,121,148.80
  6. Step 6: Final answer
    x = 1,526,594,971.20

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Double scale
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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.