Home / 321,494,173.60-443,664,269.04-174,815,407.84

Finding the Fourth Proportional to 321,494,173.60, 443,664,269.04 and 174,815,407.84

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Solution

The fourth proportional to 321,494,173.60, 443,664,269.04 and 174,815,407.84 is: 241,246,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,494,173.60 : 443,664,269.04 = 174,815,407.84 : x
  2. Step 2: Convert to fraction form
    321,494,173.60/443,664,269.04 = 174,815,407.84/x
  3. Step 3: Cross multiply
    321,494,173.60x = 443,664,269.04 × 174,815,407.84
  4. Step 4: Simplify right side
    321,494,173.60x = 77,559,350,136,263,088
  5. Step 5: Solve for x
    x = 77,559,350,136,263,088/321,494,173.60
  6. Step 6: Final answer
    x = 241,246,518.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.