Home / 13,552,413,774.30-18,702,500,481.36-7,449,432,653.64

Finding the Fourth Proportional to 13,552,413,774.30, 18,702,500,481.36 and 7,449,432,653.64

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Solution

The fourth proportional to 13,552,413,774.30, 18,702,500,481.36 and 7,449,432,653.64 is: 10,280,310,217.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552,413,774.30 : 18,702,500,481.36 = 7,449,432,653.64 : x
  2. Step 2: Convert to fraction form
    13,552,413,774.30/18,702,500,481.36 = 7,449,432,653.64/x
  3. Step 3: Cross multiply
    13,552,413,774.30x = 18,702,500,481.36 × 7,449,432,653.64
  4. Step 4: Simplify right side
    13,552,413,774.30x = 139,323,017,790,596,661,248
  5. Step 5: Solve for x
    x = 139,323,017,790,596,661,248/13,552,413,774.30
  6. Step 6: Final answer
    x = 10,280,310,217.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.