Home / 54,178,116,493.01-81,277,640,342.32-20,599,128,174.36

Finding the Fourth Proportional to 54,178,116,493.01, 81,277,640,342.32 and 20,599,128,174.36

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Solution

The fourth proportional to 54,178,116,493.01, 81,277,640,342.32 and 20,599,128,174.36 is: 30,902,671,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,178,116,493.01 : 81,277,640,342.32 = 20,599,128,174.36 : x
  2. Step 2: Convert to fraction form
    54,178,116,493.01/81,277,640,342.32 = 20,599,128,174.36/x
  3. Step 3: Cross multiply
    54,178,116,493.01x = 81,277,640,342.32 × 20,599,128,174.36
  4. Step 4: Simplify right side
    54,178,116,493.01x = 1,674,248,531,120,983,113,728
  5. Step 5: Solve for x
    x = 1,674,248,531,120,983,113,728/54,178,116,493.01
  6. Step 6: Final answer
    x = 30,902,671,401.23

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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.