Home / 1,035,661,514.64-1,553,505,734.32-345,568,768.64

Finding the Fourth Proportional to 1,035,661,514.64, 1,553,505,734.32 and 345,568,768.64

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Solution

The fourth proportional to 1,035,661,514.64, 1,553,505,734.32 and 345,568,768.64 is: 518,357,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,661,514.64 : 1,553,505,734.32 = 345,568,768.64 : x
  2. Step 2: Convert to fraction form
    1,035,661,514.64/1,553,505,734.32 = 345,568,768.64/x
  3. Step 3: Cross multiply
    1,035,661,514.64x = 1,553,505,734.32 × 345,568,768.64
  4. Step 4: Simplify right side
    1,035,661,514.64x = 536,843,063,684,141,312
  5. Step 5: Solve for x
    x = 536,843,063,684,141,312/1,035,661,514.64
  6. Step 6: Final answer
    x = 518,357,644.94

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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.