Home / 13,468,032,308.80-20,202,048,463.20-7,663,279,412.80

Finding the Fourth Proportional to 13,468,032,308.80, 20,202,048,463.20 and 7,663,279,412.80

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Solution

The fourth proportional to 13,468,032,308.80, 20,202,048,463.20 and 7,663,279,412.80 is: 11,494,919,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,032,308.80 : 20,202,048,463.20 = 7,663,279,412.80 : x
  2. Step 2: Convert to fraction form
    13,468,032,308.80/20,202,048,463.20 = 7,663,279,412.80/x
  3. Step 3: Cross multiply
    13,468,032,308.80x = 20,202,048,463.20 × 7,663,279,412.80
  4. Step 4: Simplify right side
    13,468,032,308.80x = 154,813,942,084,428,464,128
  5. Step 5: Solve for x
    x = 154,813,942,084,428,464,128/13,468,032,308.80
  6. Step 6: Final answer
    x = 11,494,919,119.20

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Double scale
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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.