Home / 913,937,216.50-1,370,889,880.44-223,850,449.18

Finding the Fourth Proportional to 913,937,216.50, 1,370,889,880.44 and 223,850,449.18

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Solution

The fourth proportional to 913,937,216.50, 1,370,889,880.44 and 223,850,449.18 is: 335,771,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,937,216.50 : 1,370,889,880.44 = 223,850,449.18 : x
  2. Step 2: Convert to fraction form
    913,937,216.50/1,370,889,880.44 = 223,850,449.18/x
  3. Step 3: Cross multiply
    913,937,216.50x = 1,370,889,880.44 × 223,850,449.18
  4. Step 4: Simplify right side
    913,937,216.50x = 306,874,315,512,810,496
  5. Step 5: Solve for x
    x = 306,874,315,512,810,496/913,937,216.50
  6. Step 6: Final answer
    x = 335,771,768.53

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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.