Home / 66,059,969.80-99,089,954.70-43,101,718.60

Finding the Fourth Proportional to 66,059,969.80, 99,089,954.70 and 43,101,718.60

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Solution

The fourth proportional to 66,059,969.80, 99,089,954.70 and 43,101,718.60 is: 64,652,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,059,969.80 : 99,089,954.70 = 43,101,718.60 : x
  2. Step 2: Convert to fraction form
    66,059,969.80/99,089,954.70 = 43,101,718.60/x
  3. Step 3: Cross multiply
    66,059,969.80x = 99,089,954.70 × 43,101,718.60
  4. Step 4: Simplify right side
    66,059,969.80x = 4,270,947,343,566,147.50
  5. Step 5: Solve for x
    x = 4,270,947,343,566,147.50/66,059,969.80
  6. Step 6: Final answer
    x = 64,652,577.90

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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.