Home / 3,123,110,611.12-4,685,441,280.84-1,549,956,234.76

Finding the Fourth Proportional to 3,123,110,611.12, 4,685,441,280.84 and 1,549,956,234.76

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Solution

The fourth proportional to 3,123,110,611.12, 4,685,441,280.84 and 1,549,956,234.76 is: 2,325,319,154.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,110,611.12 : 4,685,441,280.84 = 1,549,956,234.76 : x
  2. Step 2: Convert to fraction form
    3,123,110,611.12/4,685,441,280.84 = 1,549,956,234.76/x
  3. Step 3: Cross multiply
    3,123,110,611.12x = 4,685,441,280.84 × 1,549,956,234.76
  4. Step 4: Simplify right side
    3,123,110,611.12x = 7,262,228,925,839,838,208
  5. Step 5: Solve for x
    x = 7,262,228,925,839,838,208/3,123,110,611.12
  6. Step 6: Final answer
    x = 2,325,319,154.56

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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.