Home / 118,173,573.16-163,106,740.74-69,296,747.56

Finding the Fourth Proportional to 118,173,573.16, 163,106,740.74 and 69,296,747.56

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Solution

The fourth proportional to 118,173,573.16, 163,106,740.74 and 69,296,747.56 is: 95,645,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173,573.16 : 163,106,740.74 = 69,296,747.56 : x
  2. Step 2: Convert to fraction form
    118,173,573.16/163,106,740.74 = 69,296,747.56/x
  3. Step 3: Cross multiply
    118,173,573.16x = 163,106,740.74 × 69,296,747.56
  4. Step 4: Simplify right side
    118,173,573.16x = 11,302,766,638,394,148
  5. Step 5: Solve for x
    x = 11,302,766,638,394,148/118,173,573.16
  6. Step 6: Final answer
    x = 95,645,467.39

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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.