Home / 7,078,991,574,304.40-9,768,904,407,218.20-3,953,969,689,935.30

Finding the Fourth Proportional to 7,078,991,574,304.40, 9,768,904,407,218.20 and 3,953,969,689,935.30

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Solution

The fourth proportional to 7,078,991,574,304.40, 9,768,904,407,218.20 and 3,953,969,689,935.30 is: 5,456,420,102,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,991,574,304.40 : 9,768,904,407,218.20 = 3,953,969,689,935.30 : x
  2. Step 2: Convert to fraction form
    7,078,991,574,304.40/9,768,904,407,218.20 = 3,953,969,689,935.30/x
  3. Step 3: Cross multiply
    7,078,991,574,304.40x = 9,768,904,407,218.20 × 3,953,969,689,935.30
  4. Step 4: Simplify right side
    7,078,991,574,304.40x = 38,625,951,930,016,128,269,549,568
  5. Step 5: Solve for x
    x = 38,625,951,930,016,128,269,549,568/7,078,991,574,304.40
  6. Step 6: Final answer
    x = 5,456,420,102,295.66

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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.