Home / 13,579,096,822.36-18,738,822,887.67-7,475,399,773.10

Finding the Fourth Proportional to 13,579,096,822.36, 18,738,822,887.67 and 7,475,399,773.10

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Solution

The fourth proportional to 13,579,096,822.36, 18,738,822,887.67 and 7,475,399,773.10 is: 10,315,869,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,579,096,822.36 : 18,738,822,887.67 = 7,475,399,773.10 : x
  2. Step 2: Convert to fraction form
    13,579,096,822.36/18,738,822,887.67 = 7,475,399,773.10/x
  3. Step 3: Cross multiply
    13,579,096,822.36x = 18,738,822,887.67 × 7,475,399,773.10
  4. Step 4: Simplify right side
    13,579,096,822.36x = 140,080,192,362,649,337,856
  5. Step 5: Solve for x
    x = 140,080,192,362,649,337,856/13,579,096,822.36
  6. Step 6: Final answer
    x = 10,315,869,618.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.