Home / 122,493,653.70-183,740,480.55-105,865,455.30

Finding the Fourth Proportional to 122,493,653.70, 183,740,480.55 and 105,865,455.30

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Solution

The fourth proportional to 122,493,653.70, 183,740,480.55 and 105,865,455.30 is: 158,798,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,493,653.70 : 183,740,480.55 = 105,865,455.30 : x
  2. Step 2: Convert to fraction form
    122,493,653.70/183,740,480.55 = 105,865,455.30/x
  3. Step 3: Cross multiply
    122,493,653.70x = 183,740,480.55 × 105,865,455.30
  4. Step 4: Simplify right side
    122,493,653.70x = 19,451,769,630,466,544
  5. Step 5: Solve for x
    x = 19,451,769,630,466,544/122,493,653.70
  6. Step 6: Final answer
    x = 158,798,182.95

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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.