Home / 1,617,467,600.70-2,426,201,401.05-1,553,978,115.90

Finding the Fourth Proportional to 1,617,467,600.70, 2,426,201,401.05 and 1,553,978,115.90

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Solution

The fourth proportional to 1,617,467,600.70, 2,426,201,401.05 and 1,553,978,115.90 is: 2,330,967,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,467,600.70 : 2,426,201,401.05 = 1,553,978,115.90 : x
  2. Step 2: Convert to fraction form
    1,617,467,600.70/2,426,201,401.05 = 1,553,978,115.90/x
  3. Step 3: Cross multiply
    1,617,467,600.70x = 2,426,201,401.05 × 1,553,978,115.90
  4. Step 4: Simplify right side
    1,617,467,600.70x = 3,770,263,881,997,619,712
  5. Step 5: Solve for x
    x = 3,770,263,881,997,619,712/1,617,467,600.70
  6. Step 6: Final answer
    x = 2,330,967,173.85

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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.