Home / 14,534,982,003.20-21,802,473,004.80-7,923,005,657.60

Finding the Fourth Proportional to 14,534,982,003.20, 21,802,473,004.80 and 7,923,005,657.60

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Solution

The fourth proportional to 14,534,982,003.20, 21,802,473,004.80 and 7,923,005,657.60 is: 11,884,508,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534,982,003.20 : 21,802,473,004.80 = 7,923,005,657.60 : x
  2. Step 2: Convert to fraction form
    14,534,982,003.20/21,802,473,004.80 = 7,923,005,657.60/x
  3. Step 3: Cross multiply
    14,534,982,003.20x = 21,802,473,004.80 × 7,923,005,657.60
  4. Step 4: Simplify right side
    14,534,982,003.20x = 172,741,116,966,701,662,208
  5. Step 5: Solve for x
    x = 172,741,116,966,701,662,208/14,534,982,003.20
  6. Step 6: Final answer
    x = 11,884,508,486.40

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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.