Home / 197,033,212.10-271,860,718.86-117,632,818.42

Finding the Fourth Proportional to 197,033,212.10, 271,860,718.86 and 117,632,818.42

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Solution

The fourth proportional to 197,033,212.10, 271,860,718.86 and 117,632,818.42 is: 162,306,355.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,033,212.10 : 271,860,718.86 = 117,632,818.42 : x
  2. Step 2: Convert to fraction form
    197,033,212.10/271,860,718.86 = 117,632,818.42/x
  3. Step 3: Cross multiply
    197,033,212.10x = 271,860,718.86 × 117,632,818.42
  4. Step 4: Simplify right side
    197,033,212.10x = 31,979,742,577,189,052
  5. Step 5: Solve for x
    x = 31,979,742,577,189,052/197,033,212.10
  6. Step 6: Final answer
    x = 162,306,355.54

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1.5x scale

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.