Home / 1,319,081,617.35-1,978,025,229.23-500,922,001.35

Finding the Fourth Proportional to 1,319,081,617.35, 1,978,025,229.23 and 500,922,001.35

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Solution

The fourth proportional to 1,319,081,617.35, 1,978,025,229.23 and 500,922,001.35 is: 751,156,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,081,617.35 : 1,978,025,229.23 = 500,922,001.35 : x
  2. Step 2: Convert to fraction form
    1,319,081,617.35/1,978,025,229.23 = 500,922,001.35/x
  3. Step 3: Cross multiply
    1,319,081,617.35x = 1,978,025,229.23 × 500,922,001.35
  4. Step 4: Simplify right side
    1,319,081,617.35x = 990,836,356,544,179,456
  5. Step 5: Solve for x
    x = 990,836,356,544,179,456/1,319,081,617.35
  6. Step 6: Final answer
    x = 751,156,216.20

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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.