Home / 703,518,109.06-1,054,201,033.20-376,040,228.26

Finding the Fourth Proportional to 703,518,109.06, 1,054,201,033.20 and 376,040,228.26

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Solution

The fourth proportional to 703,518,109.06, 1,054,201,033.20 and 376,040,228.26 is: 563,485,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,518,109.06 : 1,054,201,033.20 = 376,040,228.26 : x
  2. Step 2: Convert to fraction form
    703,518,109.06/1,054,201,033.20 = 376,040,228.26/x
  3. Step 3: Cross multiply
    703,518,109.06x = 1,054,201,033.20 × 376,040,228.26
  4. Step 4: Simplify right side
    703,518,109.06x = 396,421,997,156,455,872
  5. Step 5: Solve for x
    x = 396,421,997,156,455,872/703,518,109.06
  6. Step 6: Final answer
    x = 563,485,135.71

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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.