Home / 578,185,467,919.02-797,915,080,942.26-317,772,407,566.08

Finding the Fourth Proportional to 578,185,467,919.02, 797,915,080,942.26 and 317,772,407,566.08

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Solution

The fourth proportional to 578,185,467,919.02, 797,915,080,942.26 and 317,772,407,566.08 is: 438,536,439,210.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,185,467,919.02 : 797,915,080,942.26 = 317,772,407,566.08 : x
  2. Step 2: Convert to fraction form
    578,185,467,919.02/797,915,080,942.26 = 317,772,407,566.08/x
  3. Step 3: Cross multiply
    578,185,467,919.02x = 797,915,080,942.26 × 317,772,407,566.08
  4. Step 4: Simplify right side
    578,185,467,919.02x = 253,555,396,304,305,563,631,616
  5. Step 5: Solve for x
    x = 253,555,396,304,305,563,631,616/578,185,467,919.02
  6. Step 6: Final answer
    x = 438,536,439,210.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.