Home / 118,173,166.86-163,106,180.03-69,296,341.26

Finding the Fourth Proportional to 118,173,166.86, 163,106,180.03 and 69,296,341.26

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Solution

The fourth proportional to 118,173,166.86, 163,106,180.03 and 69,296,341.26 is: 95,644,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173,166.86 : 163,106,180.03 = 69,296,341.26 : x
  2. Step 2: Convert to fraction form
    118,173,166.86/163,106,180.03 = 69,296,341.26/x
  3. Step 3: Cross multiply
    118,173,166.86x = 163,106,180.03 × 69,296,341.26
  4. Step 4: Simplify right side
    118,173,166.86x = 11,302,661,512,973,878
  5. Step 5: Solve for x
    x = 11,302,661,512,973,878/118,173,166.86
  6. Step 6: Final answer
    x = 95,644,906.65

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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.