Home / 218,580,193.44-301,640,960.88-125,758,839.60

Finding the Fourth Proportional to 218,580,193.44, 301,640,960.88 and 125,758,839.60

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Solution

The fourth proportional to 218,580,193.44, 301,640,960.88 and 125,758,839.60 is: 173,547,367.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,580,193.44 : 301,640,960.88 = 125,758,839.60 : x
  2. Step 2: Convert to fraction form
    218,580,193.44/301,640,960.88 = 125,758,839.60/x
  3. Step 3: Cross multiply
    218,580,193.44x = 301,640,960.88 × 125,758,839.60
  4. Step 4: Simplify right side
    218,580,193.44x = 37,934,017,216,097,792
  5. Step 5: Solve for x
    x = 37,934,017,216,097,792/218,580,193.44
  6. Step 6: Final answer
    x = 173,547,367.76

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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.