Home / 118,173,141.41-163,106,144.94-69,296,315.81

Finding the Fourth Proportional to 118,173,141.41, 163,106,144.94 and 69,296,315.81

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Solution

The fourth proportional to 118,173,141.41, 163,106,144.94 and 69,296,315.81 is: 95,644,871.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173,141.41 : 163,106,144.94 = 69,296,315.81 : x
  2. Step 2: Convert to fraction form
    118,173,141.41/163,106,144.94 = 69,296,315.81/x
  3. Step 3: Cross multiply
    118,173,141.41x = 163,106,144.94 × 69,296,315.81
  4. Step 4: Simplify right side
    118,173,141.41x = 11,302,654,930,313,874
  5. Step 5: Solve for x
    x = 11,302,654,930,313,874/118,173,141.41
  6. Step 6: Final answer
    x = 95,644,871.55

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