Home / 108,036,059.43-149,089,769.31-59,143,487.43

Finding the Fourth Proportional to 108,036,059.43, 149,089,769.31 and 59,143,487.43

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Solution

The fourth proportional to 108,036,059.43, 149,089,769.31 and 59,143,487.43 is: 81,618,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,036,059.43 : 149,089,769.31 = 59,143,487.43 : x
  2. Step 2: Convert to fraction form
    108,036,059.43/149,089,769.31 = 59,143,487.43/x
  3. Step 3: Cross multiply
    108,036,059.43x = 149,089,769.31 × 59,143,487.43
  4. Step 4: Simplify right side
    108,036,059.43x = 8,817,688,897,127,585
  5. Step 5: Solve for x
    x = 8,817,688,897,127,585/108,036,059.43
  6. Step 6: Final answer
    x = 81,618,016.65

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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.