Home / 615,060,015,481.85-848,782,526,146.83-367,862,289,830.59

Finding the Fourth Proportional to 615,060,015,481.85, 848,782,526,146.83 and 367,862,289,830.59

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Solution

The fourth proportional to 615,060,015,481.85, 848,782,526,146.83 and 367,862,289,830.59 is: 507,649,783,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,060,015,481.85 : 848,782,526,146.83 = 367,862,289,830.59 : x
  2. Step 2: Convert to fraction form
    615,060,015,481.85/848,782,526,146.83 = 367,862,289,830.59/x
  3. Step 3: Cross multiply
    615,060,015,481.85x = 848,782,526,146.83 × 367,862,289,830.59
  4. Step 4: Simplify right side
    615,060,015,481.85x = 312,235,083,636,565,488,959,488
  5. Step 5: Solve for x
    x = 312,235,083,636,565,488,959,488/615,060,015,481.85
  6. Step 6: Final answer
    x = 507,649,783,398.71

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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.