Home / 205,014,823.42-282,920,273.49-115,725,561.88

Finding the Fourth Proportional to 205,014,823.42, 282,920,273.49 and 115,725,561.88

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Solution

The fourth proportional to 205,014,823.42, 282,920,273.49 and 115,725,561.88 is: 159,701,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,014,823.42 : 282,920,273.49 = 115,725,561.88 : x
  2. Step 2: Convert to fraction form
    205,014,823.42/282,920,273.49 = 115,725,561.88/x
  3. Step 3: Cross multiply
    205,014,823.42x = 282,920,273.49 × 115,725,561.88
  4. Step 4: Simplify right side
    205,014,823.42x = 32,741,107,616,873,520
  5. Step 5: Solve for x
    x = 32,741,107,616,873,520/205,014,823.42
  6. Step 6: Final answer
    x = 159,701,172.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.