Home / 4,894,474,123.32-7,336,484,141.86-2,791,422,148.39

Finding the Fourth Proportional to 4,894,474,123.32, 7,336,484,141.86 and 2,791,422,148.39

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Solution

The fourth proportional to 4,894,474,123.32, 7,336,484,141.86 and 2,791,422,148.39 is: 4,184,152,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894,474,123.32 : 7,336,484,141.86 = 2,791,422,148.39 : x
  2. Step 2: Convert to fraction form
    4,894,474,123.32/7,336,484,141.86 = 2,791,422,148.39/x
  3. Step 3: Cross multiply
    4,894,474,123.32x = 7,336,484,141.86 × 2,791,422,148.39
  4. Step 4: Simplify right side
    4,894,474,123.32x = 20,479,224,324,900,003,840
  5. Step 5: Solve for x
    x = 20,479,224,324,900,003,840/4,894,474,123.32
  6. Step 6: Final answer
    x = 4,184,152,129.30

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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.