Home / 69,587,156,298.15-104,324,406,141.55-21,755,544,877.28

Finding the Fourth Proportional to 69,587,156,298.15, 104,324,406,141.55 and 21,755,544,877.28

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Solution

The fourth proportional to 69,587,156,298.15, 104,324,406,141.55 and 21,755,544,877.28 is: 32,615,706,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,587,156,298.15 : 104,324,406,141.55 = 21,755,544,877.28 : x
  2. Step 2: Convert to fraction form
    69,587,156,298.15/104,324,406,141.55 = 21,755,544,877.28/x
  3. Step 3: Cross multiply
    69,587,156,298.15x = 104,324,406,141.55 × 21,755,544,877.28
  4. Step 4: Simplify right side
    69,587,156,298.15x = 2,269,634,299,608,285,052,928
  5. Step 5: Solve for x
    x = 2,269,634,299,608,285,052,928/69,587,156,298.15
  6. Step 6: Final answer
    x = 32,615,706,983.11

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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.