Home / 173,189,649.05-238,911,103.77-107,089,017.47

Finding the Fourth Proportional to 173,189,649.05, 238,911,103.77 and 107,089,017.47

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Solution

The fourth proportional to 173,189,649.05, 238,911,103.77 and 107,089,017.47 is: 147,726,815.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,189,649.05 : 238,911,103.77 = 107,089,017.47 : x
  2. Step 2: Convert to fraction form
    173,189,649.05/238,911,103.77 = 107,089,017.47/x
  3. Step 3: Cross multiply
    173,189,649.05x = 238,911,103.77 × 107,089,017.47
  4. Step 4: Simplify right side
    173,189,649.05x = 25,584,755,365,402,512
  5. Step 5: Solve for x
    x = 25,584,755,365,402,512/173,189,649.05
  6. Step 6: Final answer
    x = 147,726,815.69

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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.