Home / 76,305,706,992.72-114,458,533,549.56-20,406,741,737.04

Finding the Fourth Proportional to 76,305,706,992.72, 114,458,533,549.56 and 20,406,741,737.04

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Solution

The fourth proportional to 76,305,706,992.72, 114,458,533,549.56 and 20,406,741,737.04 is: 30,610,105,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,305,706,992.72 : 114,458,533,549.56 = 20,406,741,737.04 : x
  2. Step 2: Convert to fraction form
    76,305,706,992.72/114,458,533,549.56 = 20,406,741,737.04/x
  3. Step 3: Cross multiply
    76,305,706,992.72x = 114,458,533,549.56 × 20,406,741,737.04
  4. Step 4: Simplify right side
    76,305,706,992.72x = 2,335,725,733,746,199,232,512
  5. Step 5: Solve for x
    x = 2,335,725,733,746,199,232,512/76,305,706,992.72
  6. Step 6: Final answer
    x = 30,610,105,401.02

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1.5x scale

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.