Home / 1,188,378,096,715.90-1,782,669,828,177.80-327,852,266,181.66

Finding the Fourth Proportional to 1,188,378,096,715.90, 1,782,669,828,177.80 and 327,852,266,181.66

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Solution

The fourth proportional to 1,188,378,096,715.90, 1,782,669,828,177.80 and 327,852,266,181.66 is: 491,806,727,704.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,378,096,715.90 : 1,782,669,828,177.80 = 327,852,266,181.66 : x
  2. Step 2: Convert to fraction form
    1,188,378,096,715.90/1,782,669,828,177.80 = 327,852,266,181.66/x
  3. Step 3: Cross multiply
    1,188,378,096,715.90x = 1,782,669,828,177.80 × 327,852,266,181.66
  4. Step 4: Simplify right side
    1,188,378,096,715.90x = 584,452,343,021,762,137,554,944
  5. Step 5: Solve for x
    x = 584,452,343,021,762,137,554,944/1,188,378,096,715.90
  6. Step 6: Final answer
    x = 491,806,727,704.68

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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.