Home / 104,642,522.79-156,858,268.51-65,808,727.21

Finding the Fourth Proportional to 104,642,522.79, 156,858,268.51 and 65,808,727.21

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Solution

The fourth proportional to 104,642,522.79, 156,858,268.51 and 65,808,727.21 is: 98,646,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,642,522.79 : 156,858,268.51 = 65,808,727.21 : x
  2. Step 2: Convert to fraction form
    104,642,522.79/156,858,268.51 = 65,808,727.21/x
  3. Step 3: Cross multiply
    104,642,522.79x = 156,858,268.51 × 65,808,727.21
  4. Step 4: Simplify right side
    104,642,522.79x = 10,322,643,003,007,522
  5. Step 5: Solve for x
    x = 10,322,643,003,007,522/104,642,522.79
  6. Step 6: Final answer
    x = 98,646,732.97

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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.