Home / 1,165,795,111.20-1,608,794,520.84-664,003,798.32

Finding the Fourth Proportional to 1,165,795,111.20, 1,608,794,520.84 and 664,003,798.32

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Solution

The fourth proportional to 1,165,795,111.20, 1,608,794,520.84 and 664,003,798.32 is: 916,323,685.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,795,111.20 : 1,608,794,520.84 = 664,003,798.32 : x
  2. Step 2: Convert to fraction form
    1,165,795,111.20/1,608,794,520.84 = 664,003,798.32/x
  3. Step 3: Cross multiply
    1,165,795,111.20x = 1,608,794,520.84 × 664,003,798.32
  4. Step 4: Simplify right side
    1,165,795,111.20x = 1,068,245,672,554,164,480
  5. Step 5: Solve for x
    x = 1,068,245,672,554,164,480/1,165,795,111.20
  6. Step 6: Final answer
    x = 916,323,685.26

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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.