Home / 275,280,579,004.21-412,920,868,506.30-275,280,579,004.21

Finding the Fourth Proportional to 275,280,579,004.21, 412,920,868,506.30 and 275,280,579,004.21

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Solution

The fourth proportional to 275,280,579,004.21, 412,920,868,506.30 and 275,280,579,004.21 is: 412,920,868,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,280,579,004.21 : 412,920,868,506.30 = 275,280,579,004.21 : x
  2. Step 2: Convert to fraction form
    275,280,579,004.21/412,920,868,506.30 = 275,280,579,004.21/x
  3. Step 3: Cross multiply
    275,280,579,004.21x = 412,920,868,506.30 × 275,280,579,004.21
  4. Step 4: Simplify right side
    275,280,579,004.21x = 113,669,095,765,335,529,750,528
  5. Step 5: Solve for x
    x = 113,669,095,765,335,529,750,528/275,280,579,004.21
  6. Step 6: Final answer
    x = 412,920,868,506.30

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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.