Home / 314,890,676.40-472,336,014.60-200,382,855.60

Finding the Fourth Proportional to 314,890,676.40, 472,336,014.60 and 200,382,855.60

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Solution

The fourth proportional to 314,890,676.40, 472,336,014.60 and 200,382,855.60 is: 300,574,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,890,676.40 : 472,336,014.60 = 200,382,855.60 : x
  2. Step 2: Convert to fraction form
    314,890,676.40/472,336,014.60 = 200,382,855.60/x
  3. Step 3: Cross multiply
    314,890,676.40x = 472,336,014.60 × 200,382,855.60
  4. Step 4: Simplify right side
    314,890,676.40x = 94,648,039,408,271,296
  5. Step 5: Solve for x
    x = 94,648,039,408,271,296/314,890,676.40
  6. Step 6: Final answer
    x = 300,574,283.40

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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.