Home / 147,451,383.40-221,318,792.70-74,750,254.60

Finding the Fourth Proportional to 147,451,383.40, 221,318,792.70 and 74,750,254.60

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Solution

The fourth proportional to 147,451,383.40, 221,318,792.70 and 74,750,254.60 is: 112,197,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,451,383.40 : 221,318,792.70 = 74,750,254.60 : x
  2. Step 2: Convert to fraction form
    147,451,383.40/221,318,792.70 = 74,750,254.60/x
  3. Step 3: Cross multiply
    147,451,383.40x = 221,318,792.70 × 74,750,254.60
  4. Step 4: Simplify right side
    147,451,383.40x = 16,543,636,102,089,620
  5. Step 5: Solve for x
    x = 16,543,636,102,089,620/147,451,383.40
  6. Step 6: Final answer
    x = 112,197,225.42

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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.