Home / 298,335,294,462.22-411,779,307,685.70-194,307,982,455.52

Finding the Fourth Proportional to 298,335,294,462.22, 411,779,307,685.70 and 194,307,982,455.52

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Solution

The fourth proportional to 298,335,294,462.22, 411,779,307,685.70 and 194,307,982,455.52 is: 268,194,906,799.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,335,294,462.22 : 411,779,307,685.70 = 194,307,982,455.52 : x
  2. Step 2: Convert to fraction form
    298,335,294,462.22/411,779,307,685.70 = 194,307,982,455.52/x
  3. Step 3: Cross multiply
    298,335,294,462.22x = 411,779,307,685.70 × 194,307,982,455.52
  4. Step 4: Simplify right side
    298,335,294,462.22x = 80,012,006,493,339,164,606,464
  5. Step 5: Solve for x
    x = 80,012,006,493,339,164,606,464/298,335,294,462.22
  6. Step 6: Final answer
    x = 268,194,906,799.64

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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.