Home / 1,002,864,482.32-1,503,505,573.08-633,621,148.60

Finding the Fourth Proportional to 1,002,864,482.32, 1,503,505,573.08 and 633,621,148.60

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Solution

The fourth proportional to 1,002,864,482.32, 1,503,505,573.08 and 633,621,148.60 is: 949,931,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,864,482.32 : 1,503,505,573.08 = 633,621,148.60 : x
  2. Step 2: Convert to fraction form
    1,002,864,482.32/1,503,505,573.08 = 633,621,148.60/x
  3. Step 3: Cross multiply
    1,002,864,482.32x = 1,503,505,573.08 × 633,621,148.60
  4. Step 4: Simplify right side
    1,002,864,482.32x = 952,652,928,141,450,880
  5. Step 5: Solve for x
    x = 952,652,928,141,450,880/1,002,864,482.32
  6. Step 6: Final answer
    x = 949,931,865.11

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Double scale
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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.