Home / 333,314,281.54-460,133,209.20-221,990,382.82

Finding the Fourth Proportional to 333,314,281.54, 460,133,209.20 and 221,990,382.82

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Solution

The fourth proportional to 333,314,281.54, 460,133,209.20 and 221,990,382.82 is: 306,452,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,314,281.54 : 460,133,209.20 = 221,990,382.82 : x
  2. Step 2: Convert to fraction form
    333,314,281.54/460,133,209.20 = 221,990,382.82/x
  3. Step 3: Cross multiply
    333,314,281.54x = 460,133,209.20 × 221,990,382.82
  4. Step 4: Simplify right side
    333,314,281.54x = 102,145,147,258,503,136
  5. Step 5: Solve for x
    x = 102,145,147,258,503,136/333,314,281.54
  6. Step 6: Final answer
    x = 306,452,957.21

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Why These Related Problems?

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