Home / 5,178,040,060.97-7,147,638,501.45-3,394,008,483.59

Finding the Fourth Proportional to 5,178,040,060.97, 7,147,638,501.45 and 3,394,008,483.59

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Solution

The fourth proportional to 5,178,040,060.97, 7,147,638,501.45 and 3,394,008,483.59 is: 4,685,005,412.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,040,060.97 : 7,147,638,501.45 = 3,394,008,483.59 : x
  2. Step 2: Convert to fraction form
    5,178,040,060.97/7,147,638,501.45 = 3,394,008,483.59/x
  3. Step 3: Cross multiply
    5,178,040,060.97x = 7,147,638,501.45 × 3,394,008,483.59
  4. Step 4: Simplify right side
    5,178,040,060.97x = 24,259,145,711,555,813,376
  5. Step 5: Solve for x
    x = 24,259,145,711,555,813,376/5,178,040,060.97
  6. Step 6: Final answer
    x = 4,685,005,412.46

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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.