Home / 20,634,624,006.80-30,951,936,010.20-5,125,049,862.80

Finding the Fourth Proportional to 20,634,624,006.80, 30,951,936,010.20 and 5,125,049,862.80

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Solution

The fourth proportional to 20,634,624,006.80, 30,951,936,010.20 and 5,125,049,862.80 is: 7,687,574,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,634,624,006.80 : 30,951,936,010.20 = 5,125,049,862.80 : x
  2. Step 2: Convert to fraction form
    20,634,624,006.80/30,951,936,010.20 = 5,125,049,862.80/x
  3. Step 3: Cross multiply
    20,634,624,006.80x = 30,951,936,010.20 × 5,125,049,862.80
  4. Step 4: Simplify right side
    20,634,624,006.80x = 158,630,215,402,469,883,904
  5. Step 5: Solve for x
    x = 158,630,215,402,469,883,904/20,634,624,006.80
  6. Step 6: Final answer
    x = 7,687,574,794.20

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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.