Home / 442,646,732,289.52-664,010,618,514.36-124,290,785,755.60

Finding the Fourth Proportional to 442,646,732,289.52, 664,010,618,514.36 and 124,290,785,755.60

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Solution

The fourth proportional to 442,646,732,289.52, 664,010,618,514.36 and 124,290,785,755.60 is: 186,447,556,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,646,732,289.52 : 664,010,618,514.36 = 124,290,785,755.60 : x
  2. Step 2: Convert to fraction form
    442,646,732,289.52/664,010,618,514.36 = 124,290,785,755.60/x
  3. Step 3: Cross multiply
    442,646,732,289.52x = 664,010,618,514.36 × 124,290,785,755.60
  4. Step 4: Simplify right side
    442,646,732,289.52x = 82,530,401,525,211,766,718,464
  5. Step 5: Solve for x
    x = 82,530,401,525,211,766,718,464/442,646,732,289.52
  6. Step 6: Final answer
    x = 186,447,556,267.58

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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.