Home / 197,311,445.52-272,271,346.88-117,910,750.32

Finding the Fourth Proportional to 197,311,445.52, 272,271,346.88 and 117,910,750.32

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Solution

The fourth proportional to 197,311,445.52, 272,271,346.88 and 117,910,750.32 is: 162,705,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,311,445.52 : 272,271,346.88 = 117,910,750.32 : x
  2. Step 2: Convert to fraction form
    197,311,445.52/272,271,346.88 = 117,910,750.32/x
  3. Step 3: Cross multiply
    197,311,445.52x = 272,271,346.88 × 117,910,750.32
  4. Step 4: Simplify right side
    197,311,445.52x = 32,103,718,801,257,788
  5. Step 5: Solve for x
    x = 32,103,718,801,257,788/197,311,445.52
  6. Step 6: Final answer
    x = 162,705,811.19

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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.