Home / 422,698,506.30-634,047,759.45-267,730,310.70

Finding the Fourth Proportional to 422,698,506.30, 634,047,759.45 and 267,730,310.70

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Solution

The fourth proportional to 422,698,506.30, 634,047,759.45 and 267,730,310.70 is: 401,595,466.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,698,506.30 : 634,047,759.45 = 267,730,310.70 : x
  2. Step 2: Convert to fraction form
    422,698,506.30/634,047,759.45 = 267,730,310.70/x
  3. Step 3: Cross multiply
    422,698,506.30x = 634,047,759.45 × 267,730,310.70
  4. Step 4: Simplify right side
    422,698,506.30x = 169,753,803,636,187,360
  5. Step 5: Solve for x
    x = 169,753,803,636,187,360/422,698,506.30
  6. Step 6: Final answer
    x = 401,595,466.05

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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.