Home / 839,808,733.20-1,259,713,099.80-226,454,960.40

Finding the Fourth Proportional to 839,808,733.20, 1,259,713,099.80 and 226,454,960.40

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Solution

The fourth proportional to 839,808,733.20, 1,259,713,099.80 and 226,454,960.40 is: 339,682,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,733.20 : 1,259,713,099.80 = 226,454,960.40 : x
  2. Step 2: Convert to fraction form
    839,808,733.20/1,259,713,099.80 = 226,454,960.40/x
  3. Step 3: Cross multiply
    839,808,733.20x = 1,259,713,099.80 × 226,454,960.40
  4. Step 4: Simplify right side
    839,808,733.20x = 285,268,280,130,570,240
  5. Step 5: Solve for x
    x = 285,268,280,130,570,240/839,808,733.20
  6. Step 6: Final answer
    x = 339,682,440.60

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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.