Home / 45,361,492.40-68,042,238.60-40,684,811.60

Finding the Fourth Proportional to 45,361,492.40, 68,042,238.60 and 40,684,811.60

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Solution

The fourth proportional to 45,361,492.40, 68,042,238.60 and 40,684,811.60 is: 61,027,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,361,492.40 : 68,042,238.60 = 40,684,811.60 : x
  2. Step 2: Convert to fraction form
    45,361,492.40/68,042,238.60 = 40,684,811.60/x
  3. Step 3: Cross multiply
    45,361,492.40x = 68,042,238.60 × 40,684,811.60
  4. Step 4: Simplify right side
    45,361,492.40x = 2,768,285,658,283,247.50
  5. Step 5: Solve for x
    x = 2,768,285,658,283,247.50/45,361,492.40
  6. Step 6: Final answer
    x = 61,027,217.40

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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.