Home / 422,577,000.10-633,865,500.15-115,900,113.70

Finding the Fourth Proportional to 422,577,000.10, 633,865,500.15 and 115,900,113.70

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Solution

The fourth proportional to 422,577,000.10, 633,865,500.15 and 115,900,113.70 is: 173,850,170.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,577,000.10 : 633,865,500.15 = 115,900,113.70 : x
  2. Step 2: Convert to fraction form
    422,577,000.10/633,865,500.15 = 115,900,113.70/x
  3. Step 3: Cross multiply
    422,577,000.10x = 633,865,500.15 × 115,900,113.70
  4. Step 4: Simplify right side
    422,577,000.10x = 73,465,083,537,892,368
  5. Step 5: Solve for x
    x = 73,465,083,537,892,368/422,577,000.10
  6. Step 6: Final answer
    x = 173,850,170.55

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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.