Home / 441,313,999,885.44-661,971,008,586.24-105,928,925,362.80

Finding the Fourth Proportional to 441,313,999,885.44, 661,971,008,586.24 and 105,928,925,362.80

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Solution

The fourth proportional to 441,313,999,885.44, 661,971,008,586.24 and 105,928,925,362.80 is: 158,893,390,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,313,999,885.44 : 661,971,008,586.24 = 105,928,925,362.80 : x
  2. Step 2: Convert to fraction form
    441,313,999,885.44/661,971,008,586.24 = 105,928,925,362.80/x
  3. Step 3: Cross multiply
    441,313,999,885.44x = 661,971,008,586.24 × 105,928,925,362.80
  4. Step 4: Simplify right side
    441,313,999,885.44x = 70,121,877,560,869,259,313,152
  5. Step 5: Solve for x
    x = 70,121,877,560,869,259,313,152/441,313,999,885.44
  6. Step 6: Final answer
    x = 158,893,390,146.41

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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.