Home / 66,059,895.40-99,089,843.10-43,101,644.20

Finding the Fourth Proportional to 66,059,895.40, 99,089,843.10 and 43,101,644.20

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Solution

The fourth proportional to 66,059,895.40, 99,089,843.10 and 43,101,644.20 is: 64,652,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,059,895.40 : 99,089,843.10 = 43,101,644.20 : x
  2. Step 2: Convert to fraction form
    66,059,895.40/99,089,843.10 = 43,101,644.20/x
  3. Step 3: Cross multiply
    66,059,895.40x = 99,089,843.10 × 43,101,644.20
  4. Step 4: Simplify right side
    66,059,895.40x = 4,270,935,161,130,025
  5. Step 5: Solve for x
    x = 4,270,935,161,130,025/66,059,895.40
  6. Step 6: Final answer
    x = 64,652,466.30

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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.