Home / 191,760,961.06-264,630,011.97-103,654,960.21

Finding the Fourth Proportional to 191,760,961.06, 264,630,011.97 and 103,654,960.21

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Solution

The fourth proportional to 191,760,961.06, 264,630,011.97 and 103,654,960.21 is: 143,043,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,760,961.06 : 264,630,011.97 = 103,654,960.21 : x
  2. Step 2: Convert to fraction form
    191,760,961.06/264,630,011.97 = 103,654,960.21/x
  3. Step 3: Cross multiply
    191,760,961.06x = 264,630,011.97 × 103,654,960.21
  4. Step 4: Simplify right side
    191,760,961.06x = 27,430,213,361,122,172
  5. Step 5: Solve for x
    x = 27,430,213,361,122,172/191,760,961.06
  6. Step 6: Final answer
    x = 143,043,783.31

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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.