Home / 347,677,307.12-479,793,111.36-191,043,958.88

Finding the Fourth Proportional to 347,677,307.12, 479,793,111.36 and 191,043,958.88

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Solution

The fourth proportional to 347,677,307.12, 479,793,111.36 and 191,043,958.88 is: 263,639,799.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,677,307.12 : 479,793,111.36 = 191,043,958.88 : x
  2. Step 2: Convert to fraction form
    347,677,307.12/479,793,111.36 = 191,043,958.88/x
  3. Step 3: Cross multiply
    347,677,307.12x = 479,793,111.36 × 191,043,958.88
  4. Step 4: Simplify right side
    347,677,307.12x = 91,661,575,437,567,104
  5. Step 5: Solve for x
    x = 91,661,575,437,567,104/347,677,307.12
  6. Step 6: Final answer
    x = 263,639,799.21

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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.