Home / 4,894,474,121.82-7,336,484,139.61-2,791,422,146.89

Finding the Fourth Proportional to 4,894,474,121.82, 7,336,484,139.61 and 2,791,422,146.89

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Solution

The fourth proportional to 4,894,474,121.82, 7,336,484,139.61 and 2,791,422,146.89 is: 4,184,152,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894,474,121.82 : 7,336,484,139.61 = 2,791,422,146.89 : x
  2. Step 2: Convert to fraction form
    4,894,474,121.82/7,336,484,139.61 = 2,791,422,146.89/x
  3. Step 3: Cross multiply
    4,894,474,121.82x = 7,336,484,139.61 × 2,791,422,146.89
  4. Step 4: Simplify right side
    4,894,474,121.82x = 20,479,224,307,614,580,736
  5. Step 5: Solve for x
    x = 20,479,224,307,614,580,736/4,894,474,121.82
  6. Step 6: Final answer
    x = 4,184,152,127.05

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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.