Home / 476,065,874.40-714,098,811.60-336,993,669.60

Finding the Fourth Proportional to 476,065,874.40, 714,098,811.60 and 336,993,669.60

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Solution

The fourth proportional to 476,065,874.40, 714,098,811.60 and 336,993,669.60 is: 505,490,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,065,874.40 : 714,098,811.60 = 336,993,669.60 : x
  2. Step 2: Convert to fraction form
    476,065,874.40/714,098,811.60 = 336,993,669.60/x
  3. Step 3: Cross multiply
    476,065,874.40x = 714,098,811.60 × 336,993,669.60
  4. Step 4: Simplify right side
    476,065,874.40x = 240,646,778,978,083,072
  5. Step 5: Solve for x
    x = 240,646,778,978,083,072/476,065,874.40
  6. Step 6: Final answer
    x = 505,490,504.40

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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.