Home / 163,314,584.20-244,971,876.30-81,685,246.60

Finding the Fourth Proportional to 163,314,584.20, 244,971,876.30 and 81,685,246.60

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Solution

The fourth proportional to 163,314,584.20, 244,971,876.30 and 81,685,246.60 is: 122,527,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,314,584.20 : 244,971,876.30 = 81,685,246.60 : x
  2. Step 2: Convert to fraction form
    163,314,584.20/244,971,876.30 = 81,685,246.60/x
  3. Step 3: Cross multiply
    163,314,584.20x = 244,971,876.30 × 81,685,246.60
  4. Step 4: Simplify right side
    163,314,584.20x = 20,010,588,125,630,196
  5. Step 5: Solve for x
    x = 20,010,588,125,630,196/163,314,584.20
  6. Step 6: Final answer
    x = 122,527,869.90

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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.