Home / 283,860,860.20-391,725,705.54-164,794,500.52

Finding the Fourth Proportional to 283,860,860.20, 391,725,705.54 and 164,794,500.52

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Solution

The fourth proportional to 283,860,860.20, 391,725,705.54 and 164,794,500.52 is: 227,415,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,860,860.20 : 391,725,705.54 = 164,794,500.52 : x
  2. Step 2: Convert to fraction form
    283,860,860.20/391,725,705.54 = 164,794,500.52/x
  3. Step 3: Cross multiply
    283,860,860.20x = 391,725,705.54 × 164,794,500.52
  4. Step 4: Simplify right side
    283,860,860.20x = 64,554,241,985,308,904
  5. Step 5: Solve for x
    x = 64,554,241,985,308,904/283,860,860.20
  6. Step 6: Final answer
    x = 227,415,086.18

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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.