Home / 770,433,903.64-1,155,408,093.57-252,743,709.88

Finding the Fourth Proportional to 770,433,903.64, 1,155,408,093.57 and 252,743,709.88

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Solution

The fourth proportional to 770,433,903.64, 1,155,408,093.57 and 252,743,709.88 is: 379,035,925.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,433,903.64 : 1,155,408,093.57 = 252,743,709.88 : x
  2. Step 2: Convert to fraction form
    770,433,903.64/1,155,408,093.57 = 252,743,709.88/x
  3. Step 3: Cross multiply
    770,433,903.64x = 1,155,408,093.57 × 252,743,709.88
  4. Step 4: Simplify right side
    770,433,903.64x = 292,022,127,994,259,968
  5. Step 5: Solve for x
    x = 292,022,127,994,259,968/770,433,903.64
  6. Step 6: Final answer
    x = 379,035,925.88

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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.