Home / 3,110,142,000-4,292,085,539.52-1,719,509,531.52

Finding the Fourth Proportional to 3,110,142,000, 4,292,085,539.52 and 1,719,509,531.52

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Solution

The fourth proportional to 3,110,142,000, 4,292,085,539.52 and 1,719,509,531.52 is: 2,372,972,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,142,000 : 4,292,085,539.52 = 1,719,509,531.52 : x
  2. Step 2: Convert to fraction form
    3,110,142,000/4,292,085,539.52 = 1,719,509,531.52/x
  3. Step 3: Cross multiply
    3,110,142,000x = 4,292,085,539.52 × 1,719,509,531.52
  4. Step 4: Simplify right side
    3,110,142,000x = 7,380,281,995,303,801,856
  5. Step 5: Solve for x
    x = 7,380,281,995,303,801,856/3,110,142,000
  6. Step 6: Final answer
    x = 2,372,972,679.48

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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.