Home / 296,643,812.40-444,965,718.60-281,527,268.40

Finding the Fourth Proportional to 296,643,812.40, 444,965,718.60 and 281,527,268.40

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Solution

The fourth proportional to 296,643,812.40, 444,965,718.60 and 281,527,268.40 is: 422,290,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,643,812.40 : 444,965,718.60 = 281,527,268.40 : x
  2. Step 2: Convert to fraction form
    296,643,812.40/444,965,718.60 = 281,527,268.40/x
  3. Step 3: Cross multiply
    296,643,812.40x = 444,965,718.60 × 281,527,268.40
  4. Step 4: Simplify right side
    296,643,812.40x = 125,269,983,289,101,072
  5. Step 5: Solve for x
    x = 125,269,983,289,101,072/296,643,812.40
  6. Step 6: Final answer
    x = 422,290,902.60

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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.