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Finding the Fourth Proportional to 616,382,642.66, 850,607,841.66 and 337,918,187.48

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Solution

The fourth proportional to 616,382,642.66, 850,607,841.66 and 337,918,187.48 is: 466,326,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,382,642.66 : 850,607,841.66 = 337,918,187.48 : x
  2. Step 2: Convert to fraction form
    616,382,642.66/850,607,841.66 = 337,918,187.48/x
  3. Step 3: Cross multiply
    616,382,642.66x = 850,607,841.66 × 337,918,187.48
  4. Step 4: Simplify right side
    616,382,642.66x = 287,435,860,110,022,048
  5. Step 5: Solve for x
    x = 287,435,860,110,022,048/616,382,642.66
  6. Step 6: Final answer
    x = 466,326,986.22

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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.