Home / 112,014,291.20-167,685,513.60-66,552,684.80

Finding the Fourth Proportional to 112,014,291.20, 167,685,513.60 and 66,552,684.80

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Solution

The fourth proportional to 112,014,291.20, 167,685,513.60 and 66,552,684.80 is: 99,629,440.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,014,291.20 : 167,685,513.60 = 66,552,684.80 : x
  2. Step 2: Convert to fraction form
    112,014,291.20/167,685,513.60 = 66,552,684.80/x
  3. Step 3: Cross multiply
    112,014,291.20x = 167,685,513.60 × 66,552,684.80
  4. Step 4: Simplify right side
    112,014,291.20x = 11,159,921,132,146,912
  5. Step 5: Solve for x
    x = 11,159,921,132,146,912/112,014,291.20
  6. Step 6: Final answer
    x = 99,629,440.25

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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.