Home / 7,079,462,646.40-10,619,193,969.60-6,378,055,004.80

Finding the Fourth Proportional to 7,079,462,646.40, 10,619,193,969.60 and 6,378,055,004.80

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Solution

The fourth proportional to 7,079,462,646.40, 10,619,193,969.60 and 6,378,055,004.80 is: 9,567,082,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079,462,646.40 : 10,619,193,969.60 = 6,378,055,004.80 : x
  2. Step 2: Convert to fraction form
    7,079,462,646.40/10,619,193,969.60 = 6,378,055,004.80/x
  3. Step 3: Cross multiply
    7,079,462,646.40x = 10,619,193,969.60 × 6,378,055,004.80
  4. Step 4: Simplify right side
    7,079,462,646.40x = 67,729,803,244,749,266,944
  5. Step 5: Solve for x
    x = 67,729,803,244,749,266,944/7,079,462,646.40
  6. Step 6: Final answer
    x = 9,567,082,507.20

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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.