Home / 111,744,008.80-167,665,779.60-51,128,533.60

Finding the Fourth Proportional to 111,744,008.80, 167,665,779.60 and 51,128,533.60

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Solution

The fourth proportional to 111,744,008.80, 167,665,779.60 and 51,128,533.60 is: 76,715,571.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,744,008.80 : 167,665,779.60 = 51,128,533.60 : x
  2. Step 2: Convert to fraction form
    111,744,008.80/167,665,779.60 = 51,128,533.60/x
  3. Step 3: Cross multiply
    111,744,008.80x = 167,665,779.60 × 51,128,533.60
  4. Step 4: Simplify right side
    111,744,008.80x = 8,572,505,445,848,795
  5. Step 5: Solve for x
    x = 8,572,505,445,848,795/111,744,008.80
  6. Step 6: Final answer
    x = 76,715,571.04

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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.