Home / 703,518,109.56-1,054,201,033.95-376,040,228.76

Finding the Fourth Proportional to 703,518,109.56, 1,054,201,033.95 and 376,040,228.76

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Solution

The fourth proportional to 703,518,109.56, 1,054,201,033.95 and 376,040,228.76 is: 563,485,136.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,518,109.56 : 1,054,201,033.95 = 376,040,228.76 : x
  2. Step 2: Convert to fraction form
    703,518,109.56/1,054,201,033.95 = 376,040,228.76/x
  3. Step 3: Cross multiply
    703,518,109.56x = 1,054,201,033.95 × 376,040,228.76
  4. Step 4: Simplify right side
    703,518,109.56x = 396,421,997,965,586,560
  5. Step 5: Solve for x
    x = 396,421,997,965,586,560/703,518,109.56
  6. Step 6: Final answer
    x = 563,485,136.46

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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.