Home / 190,620,525.33-285,883,548.80-54,307,089.81

Finding the Fourth Proportional to 190,620,525.33, 285,883,548.80 and 54,307,089.81

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Solution

The fourth proportional to 190,620,525.33, 285,883,548.80 and 54,307,089.81 is: 81,447,176.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,620,525.33 : 285,883,548.80 = 54,307,089.81 : x
  2. Step 2: Convert to fraction form
    190,620,525.33/285,883,548.80 = 54,307,089.81/x
  3. Step 3: Cross multiply
    190,620,525.33x = 285,883,548.80 × 54,307,089.81
  4. Step 4: Simplify right side
    190,620,525.33x = 15,525,503,559,611,584
  5. Step 5: Solve for x
    x = 15,525,503,559,611,584/190,620,525.33
  6. Step 6: Final answer
    x = 81,447,176.44

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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.