Home / 277,285,676.72-382,666,188.48-153,526,352.96

Finding the Fourth Proportional to 277,285,676.72, 382,666,188.48 and 153,526,352.96

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Solution

The fourth proportional to 277,285,676.72, 382,666,188.48 and 153,526,352.96 is: 211,872,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,285,676.72 : 382,666,188.48 = 153,526,352.96 : x
  2. Step 2: Convert to fraction form
    277,285,676.72/382,666,188.48 = 153,526,352.96/x
  3. Step 3: Cross multiply
    277,285,676.72x = 382,666,188.48 × 153,526,352.96
  4. Step 4: Simplify right side
    277,285,676.72x = 58,749,344,318,438,376
  5. Step 5: Solve for x
    x = 58,749,344,318,438,376/277,285,676.72
  6. Step 6: Final answer
    x = 211,872,986.06

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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.