Home / 190,046,745.05-285,177,956.93-102,607,096.82

Finding the Fourth Proportional to 190,046,745.05, 285,177,956.93 and 102,607,096.82

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Solution

The fourth proportional to 190,046,745.05, 285,177,956.93 and 102,607,096.82 is: 153,968,868.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,046,745.05 : 285,177,956.93 = 102,607,096.82 : x
  2. Step 2: Convert to fraction form
    190,046,745.05/285,177,956.93 = 102,607,096.82/x
  3. Step 3: Cross multiply
    190,046,745.05x = 285,177,956.93 × 102,607,096.82
  4. Step 4: Simplify right side
    190,046,745.05x = 29,261,282,237,646,300
  5. Step 5: Solve for x
    x = 29,261,282,237,646,300/190,046,745.05
  6. Step 6: Final answer
    x = 153,968,868.19

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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.