Home / 13,233,976,009.20-19,850,964,013.80-13,142,143,004.40

Finding the Fourth Proportional to 13,233,976,009.20, 19,850,964,013.80 and 13,142,143,004.40

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Solution

The fourth proportional to 13,233,976,009.20, 19,850,964,013.80 and 13,142,143,004.40 is: 19,713,214,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,976,009.20 : 19,850,964,013.80 = 13,142,143,004.40 : x
  2. Step 2: Convert to fraction form
    13,233,976,009.20/19,850,964,013.80 = 13,142,143,004.40/x
  3. Step 3: Cross multiply
    13,233,976,009.20x = 19,850,964,013.80 × 13,142,143,004.40
  4. Step 4: Simplify right side
    13,233,976,009.20x = 260,884,207,844,557,783,040
  5. Step 5: Solve for x
    x = 260,884,207,844,557,783,040/13,233,976,009.20
  6. Step 6: Final answer
    x = 19,713,214,506.60

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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.