Home / 118,173,692.16-163,106,905.23-69,296,866.56

Finding the Fourth Proportional to 118,173,692.16, 163,106,905.23 and 69,296,866.56

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Solution

The fourth proportional to 118,173,692.16, 163,106,905.23 and 69,296,866.56 is: 95,645,631.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173,692.16 : 163,106,905.23 = 69,296,866.56 : x
  2. Step 2: Convert to fraction form
    118,173,692.16/163,106,905.23 = 69,296,866.56/x
  3. Step 3: Cross multiply
    118,173,692.16x = 163,106,905.23 × 69,296,866.56
  4. Step 4: Simplify right side
    118,173,692.16x = 11,302,797,446,737,876
  5. Step 5: Solve for x
    x = 11,302,797,446,737,876/118,173,692.16
  6. Step 6: Final answer
    x = 95,645,631.78

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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.