Home / 1,640,509,186.60-2,458,773,123.90-949,088,002.60

Finding the Fourth Proportional to 1,640,509,186.60, 2,458,773,123.90 and 949,088,002.60

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Solution

The fourth proportional to 1,640,509,186.60, 2,458,773,123.90 and 949,088,002.60 is: 1,422,480,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,509,186.60 : 2,458,773,123.90 = 949,088,002.60 : x
  2. Step 2: Convert to fraction form
    1,640,509,186.60/2,458,773,123.90 = 949,088,002.60/x
  3. Step 3: Cross multiply
    1,640,509,186.60x = 2,458,773,123.90 × 949,088,002.60
  4. Step 4: Simplify right side
    1,640,509,186.60x = 2,333,592,073,008,813,568
  5. Step 5: Solve for x
    x = 2,333,592,073,008,813,568/1,640,509,186.60
  6. Step 6: Final answer
    x = 1,422,480,344.56

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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.