Home / 104,096,904.27-143,719,045.04-66,991,669.05

Finding the Fourth Proportional to 104,096,904.27, 143,719,045.04 and 66,991,669.05

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Solution

The fourth proportional to 104,096,904.27, 143,719,045.04 and 66,991,669.05 is: 92,490,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,096,904.27 : 143,719,045.04 = 66,991,669.05 : x
  2. Step 2: Convert to fraction form
    104,096,904.27/143,719,045.04 = 66,991,669.05/x
  3. Step 3: Cross multiply
    104,096,904.27x = 143,719,045.04 × 66,991,669.05
  4. Step 4: Simplify right side
    104,096,904.27x = 9,627,978,701,166,764
  5. Step 5: Solve for x
    x = 9,627,978,701,166,764/104,096,904.27
  6. Step 6: Final answer
    x = 92,490,538.20

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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.