Home / 108,036,202.15-149,089,966.24-59,143,630.15

Finding the Fourth Proportional to 108,036,202.15, 149,089,966.24 and 59,143,630.15

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Solution

The fourth proportional to 108,036,202.15, 149,089,966.24 and 59,143,630.15 is: 81,618,213.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,036,202.15 : 149,089,966.24 = 59,143,630.15 : x
  2. Step 2: Convert to fraction form
    108,036,202.15/149,089,966.24 = 59,143,630.15/x
  3. Step 3: Cross multiply
    108,036,202.15x = 149,089,966.24 × 59,143,630.15
  4. Step 4: Simplify right side
    108,036,202.15x = 8,817,721,821,629,097
  5. Step 5: Solve for x
    x = 8,817,721,821,629,097/108,036,202.15
  6. Step 6: Final answer
    x = 81,618,213.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.