Home / 117,607,422.89-162,318,558.08-68,075,107.27

Finding the Fourth Proportional to 117,607,422.89, 162,318,558.08 and 68,075,107.27

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Solution

The fourth proportional to 117,607,422.89, 162,318,558.08 and 68,075,107.27 is: 93,955,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,607,422.89 : 162,318,558.08 = 68,075,107.27 : x
  2. Step 2: Convert to fraction form
    117,607,422.89/162,318,558.08 = 68,075,107.27/x
  3. Step 3: Cross multiply
    117,607,422.89x = 162,318,558.08 × 68,075,107.27
  4. Step 4: Simplify right side
    117,607,422.89x = 11,049,853,252,972,118
  5. Step 5: Solve for x
    x = 11,049,853,252,972,118/117,607,422.89
  6. Step 6: Final answer
    x = 93,955,406.74

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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.