Home / 111,284,220.80-166,926,331.20-53,888,592.80

Finding the Fourth Proportional to 111,284,220.80, 166,926,331.20 and 53,888,592.80

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Solution

The fourth proportional to 111,284,220.80, 166,926,331.20 and 53,888,592.80 is: 80,832,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,284,220.80 : 166,926,331.20 = 53,888,592.80 : x
  2. Step 2: Convert to fraction form
    111,284,220.80/166,926,331.20 = 53,888,592.80/x
  3. Step 3: Cross multiply
    111,284,220.80x = 166,926,331.20 × 53,888,592.80
  4. Step 4: Simplify right side
    111,284,220.80x = 8,995,425,089,634,734
  5. Step 5: Solve for x
    x = 8,995,425,089,634,734/111,284,220.80
  6. Step 6: Final answer
    x = 80,832,889.20

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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.