Home / 213,240,281.64-319,860,422.44-51,682,217.64

Finding the Fourth Proportional to 213,240,281.64, 319,860,422.44 and 51,682,217.64

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Solution

The fourth proportional to 213,240,281.64, 319,860,422.44 and 51,682,217.64 is: 77,523,326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,240,281.64 : 319,860,422.44 = 51,682,217.64 : x
  2. Step 2: Convert to fraction form
    213,240,281.64/319,860,422.44 = 51,682,217.64/x
  3. Step 3: Cross multiply
    213,240,281.64x = 319,860,422.44 × 51,682,217.64
  4. Step 4: Simplify right side
    213,240,281.64x = 16,531,095,966,966,420
  5. Step 5: Solve for x
    x = 16,531,095,966,966,420/213,240,281.64
  6. Step 6: Final answer
    x = 77,523,326.46

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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.