Home / 1,040,259,586.91-1,560,150,602.80-620,199,817.84

Finding the Fourth Proportional to 1,040,259,586.91, 1,560,150,602.80 and 620,199,817.84

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Solution

The fourth proportional to 1,040,259,586.91, 1,560,150,602.80 and 620,199,817.84 is: 930,157,368.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,259,586.91 : 1,560,150,602.80 = 620,199,817.84 : x
  2. Step 2: Convert to fraction form
    1,040,259,586.91/1,560,150,602.80 = 620,199,817.84/x
  3. Step 3: Cross multiply
    1,040,259,586.91x = 1,560,150,602.80 × 620,199,817.84
  4. Step 4: Simplify right side
    1,040,259,586.91x = 967,605,119,648,624,512
  5. Step 5: Solve for x
    x = 967,605,119,648,624,512/1,040,259,586.91
  6. Step 6: Final answer
    x = 930,157,368.24

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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.