Home / 626,515,962,359.91-938,814,752,456.48-421,549,961,302.52

Finding the Fourth Proportional to 626,515,962,359.91, 938,814,752,456.48 and 421,549,961,302.52

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Solution

The fourth proportional to 626,515,962,359.91, 938,814,752,456.48 and 421,549,961,302.52 is: 631,679,552,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,515,962,359.91 : 938,814,752,456.48 = 421,549,961,302.52 : x
  2. Step 2: Convert to fraction form
    626,515,962,359.91/938,814,752,456.48 = 421,549,961,302.52/x
  3. Step 3: Cross multiply
    626,515,962,359.91x = 938,814,752,456.48 × 421,549,961,302.52
  4. Step 4: Simplify right side
    626,515,962,359.91x = 395,757,322,568,264,014,888,960
  5. Step 5: Solve for x
    x = 395,757,322,568,264,014,888,960/626,515,962,359.91
  6. Step 6: Final answer
    x = 631,679,552,229.69

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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.