Home / 109,505,973.61-150,957,244.51-83,354,942.98

Finding the Fourth Proportional to 109,505,973.61, 150,957,244.51 and 83,354,942.98

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Solution

The fourth proportional to 109,505,973.61, 150,957,244.51 and 83,354,942.98 is: 114,907,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,505,973.61 : 150,957,244.51 = 83,354,942.98 : x
  2. Step 2: Convert to fraction form
    109,505,973.61/150,957,244.51 = 83,354,942.98/x
  3. Step 3: Cross multiply
    109,505,973.61x = 150,957,244.51 × 83,354,942.98
  4. Step 4: Simplify right side
    109,505,973.61x = 12,583,032,508,548,968
  5. Step 5: Solve for x
    x = 12,583,032,508,548,968/109,505,973.61
  6. Step 6: Final answer
    x = 114,907,270.30

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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.