Home / 544,076,999.40-816,115,499.10-135,133,149.90

Finding the Fourth Proportional to 544,076,999.40, 816,115,499.10 and 135,133,149.90

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Solution

The fourth proportional to 544,076,999.40, 816,115,499.10 and 135,133,149.90 is: 202,699,724.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,076,999.40 : 816,115,499.10 = 135,133,149.90 : x
  2. Step 2: Convert to fraction form
    544,076,999.40/816,115,499.10 = 135,133,149.90/x
  3. Step 3: Cross multiply
    544,076,999.40x = 816,115,499.10 × 135,133,149.90
  4. Step 4: Simplify right side
    544,076,999.40x = 110,284,258,075,593,616
  5. Step 5: Solve for x
    x = 110,284,258,075,593,616/544,076,999.40
  6. Step 6: Final answer
    x = 202,699,724.85

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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.