Home / 190,833,130.36-263,360,968.98-143,707,059.94

Finding the Fourth Proportional to 190,833,130.36, 263,360,968.98 and 143,707,059.94

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Solution

The fourth proportional to 190,833,130.36, 263,360,968.98 and 143,707,059.94 is: 198,324,213.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,833,130.36 : 263,360,968.98 = 143,707,059.94 : x
  2. Step 2: Convert to fraction form
    190,833,130.36/263,360,968.98 = 143,707,059.94/x
  3. Step 3: Cross multiply
    190,833,130.36x = 263,360,968.98 × 143,707,059.94
  4. Step 4: Simplify right side
    190,833,130.36x = 37,846,830,555,065,336
  5. Step 5: Solve for x
    x = 37,846,830,555,065,336/190,833,130.36
  6. Step 6: Final answer
    x = 198,324,213.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.