Home / 20,552,786,957.69-30,829,206,845.32-5,630,083,774.29

Finding the Fourth Proportional to 20,552,786,957.69, 30,829,206,845.32 and 5,630,083,774.29

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Solution

The fourth proportional to 20,552,786,957.69, 30,829,206,845.32 and 5,630,083,774.29 is: 8,445,132,895.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,552,786,957.69 : 30,829,206,845.32 = 5,630,083,774.29 : x
  2. Step 2: Convert to fraction form
    20,552,786,957.69/30,829,206,845.32 = 5,630,083,774.29/x
  3. Step 3: Cross multiply
    20,552,786,957.69x = 30,829,206,845.32 × 5,630,083,774.29
  4. Step 4: Simplify right side
    20,552,786,957.69x = 173,571,017,234,049,433,600
  5. Step 5: Solve for x
    x = 173,571,017,234,049,433,600/20,552,786,957.69
  6. Step 6: Final answer
    x = 8,445,132,895.67

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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.