Home / 2,407,072,026.78-3,607,499,110.32-1,078,128,518.85

Finding the Fourth Proportional to 2,407,072,026.78, 3,607,499,110.32 and 1,078,128,518.85

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Solution

The fourth proportional to 2,407,072,026.78, 3,607,499,110.32 and 1,078,128,518.85 is: 1,615,800,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,072,026.78 : 3,607,499,110.32 = 1,078,128,518.85 : x
  2. Step 2: Convert to fraction form
    2,407,072,026.78/3,607,499,110.32 = 1,078,128,518.85/x
  3. Step 3: Cross multiply
    2,407,072,026.78x = 3,607,499,110.32 × 1,078,128,518.85
  4. Step 4: Simplify right side
    2,407,072,026.78x = 3,889,347,672,561,994,240
  5. Step 5: Solve for x
    x = 3,889,347,672,561,994,240/2,407,072,026.78
  6. Step 6: Final answer
    x = 1,615,800,287.36

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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.