Home / 54,178,116,500.26-81,277,640,353.18-20,599,128,181.62

Finding the Fourth Proportional to 54,178,116,500.26, 81,277,640,353.18 and 20,599,128,181.62

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Solution

The fourth proportional to 54,178,116,500.26, 81,277,640,353.18 and 20,599,128,181.62 is: 30,902,671,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,178,116,500.26 : 81,277,640,353.18 = 20,599,128,181.62 : x
  2. Step 2: Convert to fraction form
    54,178,116,500.26/81,277,640,353.18 = 20,599,128,181.62/x
  3. Step 3: Cross multiply
    54,178,116,500.26x = 81,277,640,353.18 × 20,599,128,181.62
  4. Step 4: Simplify right side
    54,178,116,500.26x = 1,674,248,531,934,764,859,392
  5. Step 5: Solve for x
    x = 1,674,248,531,934,764,859,392/54,178,116,500.26
  6. Step 6: Final answer
    x = 30,902,671,412.11

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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.