Home / 270,221,929,741.32-372,917,014,445.90-148,291,027,612.29

Finding the Fourth Proportional to 270,221,929,741.32, 372,917,014,445.90 and 148,291,027,612.29

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Solution

The fourth proportional to 270,221,929,741.32, 372,917,014,445.90 and 148,291,027,612.29 is: 204,647,518,205.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,221,929,741.32 : 372,917,014,445.90 = 148,291,027,612.29 : x
  2. Step 2: Convert to fraction form
    270,221,929,741.32/372,917,014,445.90 = 148,291,027,612.29/x
  3. Step 3: Cross multiply
    270,221,929,741.32x = 372,917,014,445.90 × 148,291,027,612.29
  4. Step 4: Simplify right side
    270,221,929,741.32x = 55,300,247,286,289,709,137,920
  5. Step 5: Solve for x
    x = 55,300,247,286,289,709,137,920/270,221,929,741.32
  6. Step 6: Final answer
    x = 204,647,518,205.60

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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.