Home / 1,819,227,346.80-2,728,841,020.20-654,733,827.60

Finding the Fourth Proportional to 1,819,227,346.80, 2,728,841,020.20 and 654,733,827.60

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Solution

The fourth proportional to 1,819,227,346.80, 2,728,841,020.20 and 654,733,827.60 is: 982,100,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,227,346.80 : 2,728,841,020.20 = 654,733,827.60 : x
  2. Step 2: Convert to fraction form
    1,819,227,346.80/2,728,841,020.20 = 654,733,827.60/x
  3. Step 3: Cross multiply
    1,819,227,346.80x = 2,728,841,020.20 × 654,733,827.60
  4. Step 4: Simplify right side
    1,819,227,346.80x = 1,786,664,526,067,434,752
  5. Step 5: Solve for x
    x = 1,786,664,526,067,434,752/1,819,227,346.80
  6. Step 6: Final answer
    x = 982,100,741.40

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Double scale
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Similar ratio
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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.