Home / 557,638,723.80-836,458,085.70-327,717,955.80

Finding the Fourth Proportional to 557,638,723.80, 836,458,085.70 and 327,717,955.80

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Solution

The fourth proportional to 557,638,723.80, 836,458,085.70 and 327,717,955.80 is: 491,576,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,638,723.80 : 836,458,085.70 = 327,717,955.80 : x
  2. Step 2: Convert to fraction form
    557,638,723.80/836,458,085.70 = 327,717,955.80/x
  3. Step 3: Cross multiply
    557,638,723.80x = 836,458,085.70 × 327,717,955.80
  4. Step 4: Simplify right side
    557,638,723.80x = 274,122,333,957,985,248
  5. Step 5: Solve for x
    x = 274,122,333,957,985,248/557,638,723.80
  6. Step 6: Final answer
    x = 491,576,933.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.