Home / 2,644,164,015.20-3,966,246,022.80-920,877,999.20

Finding the Fourth Proportional to 2,644,164,015.20, 3,966,246,022.80 and 920,877,999.20

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Solution

The fourth proportional to 2,644,164,015.20, 3,966,246,022.80 and 920,877,999.20 is: 1,381,316,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644,164,015.20 : 3,966,246,022.80 = 920,877,999.20 : x
  2. Step 2: Convert to fraction form
    2,644,164,015.20/3,966,246,022.80 = 920,877,999.20/x
  3. Step 3: Cross multiply
    2,644,164,015.20x = 3,966,246,022.80 × 920,877,999.20
  4. Step 4: Simplify right side
    2,644,164,015.20x = 3,652,428,701,811,021,824
  5. Step 5: Solve for x
    x = 3,652,428,701,811,021,824/2,644,164,015.20
  6. Step 6: Final answer
    x = 1,381,316,998.80

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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.