Home / 703,162,441.26-1,054,640,992.50-205,039,101.42

Finding the Fourth Proportional to 703,162,441.26, 1,054,640,992.50 and 205,039,101.42

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Solution

The fourth proportional to 703,162,441.26, 1,054,640,992.50 and 205,039,101.42 is: 307,528,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,162,441.26 : 1,054,640,992.50 = 205,039,101.42 : x
  2. Step 2: Convert to fraction form
    703,162,441.26/1,054,640,992.50 = 205,039,101.42/x
  3. Step 3: Cross multiply
    703,162,441.26x = 1,054,640,992.50 × 205,039,101.42
  4. Step 4: Simplify right side
    703,162,441.26x = 216,242,641,422,896,960
  5. Step 5: Solve for x
    x = 216,242,641,422,896,960/703,162,441.26
  6. Step 6: Final answer
    x = 307,528,714.18

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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.