Home / 3,800,745,110.40-5,697,126,817.40-1,278,797,848.22

Finding the Fourth Proportional to 3,800,745,110.40, 5,697,126,817.40 and 1,278,797,848.22

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Solution

The fourth proportional to 3,800,745,110.40, 5,697,126,817.40 and 1,278,797,848.22 is: 1,916,854,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,745,110.40 : 5,697,126,817.40 = 1,278,797,848.22 : x
  2. Step 2: Convert to fraction form
    3,800,745,110.40/5,697,126,817.40 = 1,278,797,848.22/x
  3. Step 3: Cross multiply
    3,800,745,110.40x = 5,697,126,817.40 × 1,278,797,848.22
  4. Step 4: Simplify right side
    3,800,745,110.40x = 7,285,473,515,092,697,088
  5. Step 5: Solve for x
    x = 7,285,473,515,092,697,088/3,800,745,110.40
  6. Step 6: Final answer
    x = 1,916,854,012.43

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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.