Home / 446,517,013.80-668,500,062.30-400,600,511.40

Finding the Fourth Proportional to 446,517,013.80, 668,500,062.30 and 400,600,511.40

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Solution

The fourth proportional to 446,517,013.80, 668,500,062.30 and 400,600,511.40 is: 599,756,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,517,013.80 : 668,500,062.30 = 400,600,511.40 : x
  2. Step 2: Convert to fraction form
    446,517,013.80/668,500,062.30 = 400,600,511.40/x
  3. Step 3: Cross multiply
    446,517,013.80x = 668,500,062.30 × 400,600,511.40
  4. Step 4: Simplify right side
    446,517,013.80x = 267,801,466,828,311,840
  5. Step 5: Solve for x
    x = 267,801,466,828,311,840/446,517,013.80
  6. Step 6: Final answer
    x = 599,756,467.39

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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.