Home / 839,808,860.40-1,259,713,290.60-226,455,087.60

Finding the Fourth Proportional to 839,808,860.40, 1,259,713,290.60 and 226,455,087.60

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Solution

The fourth proportional to 839,808,860.40, 1,259,713,290.60 and 226,455,087.60 is: 339,682,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,860.40 : 1,259,713,290.60 = 226,455,087.60 : x
  2. Step 2: Convert to fraction form
    839,808,860.40/1,259,713,290.60 = 226,455,087.60/x
  3. Step 3: Cross multiply
    839,808,860.40x = 1,259,713,290.60 × 226,455,087.60
  4. Step 4: Simplify right side
    839,808,860.40x = 285,268,483,573,707,232
  5. Step 5: Solve for x
    x = 285,268,483,573,707,232/839,808,860.40
  6. Step 6: Final answer
    x = 339,682,631.40

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1.5x scale

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.