Home / 197,054,779.91-271,930,803.12-108,946,508.27

Finding the Fourth Proportional to 197,054,779.91, 271,930,803.12 and 108,946,508.27

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Solution

The fourth proportional to 197,054,779.91, 271,930,803.12 and 108,946,508.27 is: 150,343,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,054,779.91 : 271,930,803.12 = 108,946,508.27 : x
  2. Step 2: Convert to fraction form
    197,054,779.91/271,930,803.12 = 108,946,508.27/x
  3. Step 3: Cross multiply
    197,054,779.91x = 271,930,803.12 × 108,946,508.27
  4. Step 4: Simplify right side
    197,054,779.91x = 29,625,911,489,621,168
  5. Step 5: Solve for x
    x = 29,625,911,489,621,168/197,054,779.91
  6. Step 6: Final answer
    x = 150,343,531.40

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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.