Home / 270,839,205.75-406,130,742.08-104,920,422.51

Finding the Fourth Proportional to 270,839,205.75, 406,130,742.08 and 104,920,422.51

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Solution

The fourth proportional to 270,839,205.75, 406,130,742.08 and 104,920,422.51 is: 157,331,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,839,205.75 : 406,130,742.08 = 104,920,422.51 : x
  2. Step 2: Convert to fraction form
    270,839,205.75/406,130,742.08 = 104,920,422.51/x
  3. Step 3: Cross multiply
    270,839,205.75x = 406,130,742.08 × 104,920,422.51
  4. Step 4: Simplify right side
    270,839,205.75x = 42,611,409,052,808,832
  5. Step 5: Solve for x
    x = 42,611,409,052,808,832/270,839,205.75
  6. Step 6: Final answer
    x = 157,331,022.05

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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.