Home / 248,149,854.40-372,224,781.60-166,307,940.40

Finding the Fourth Proportional to 248,149,854.40, 372,224,781.60 and 166,307,940.40

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Solution

The fourth proportional to 248,149,854.40, 372,224,781.60 and 166,307,940.40 is: 249,461,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,149,854.40 : 372,224,781.60 = 166,307,940.40 : x
  2. Step 2: Convert to fraction form
    248,149,854.40/372,224,781.60 = 166,307,940.40/x
  3. Step 3: Cross multiply
    248,149,854.40x = 372,224,781.60 × 166,307,940.40
  4. Step 4: Simplify right side
    248,149,854.40x = 61,903,936,793,735,824
  5. Step 5: Solve for x
    x = 61,903,936,793,735,824/248,149,854.40
  6. Step 6: Final answer
    x = 249,461,910.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.