Home / 281,232,023.60-421,848,035.40-119,652,964.40

Finding the Fourth Proportional to 281,232,023.60, 421,848,035.40 and 119,652,964.40

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Solution

The fourth proportional to 281,232,023.60, 421,848,035.40 and 119,652,964.40 is: 179,479,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,232,023.60 : 421,848,035.40 = 119,652,964.40 : x
  2. Step 2: Convert to fraction form
    281,232,023.60/421,848,035.40 = 119,652,964.40/x
  3. Step 3: Cross multiply
    281,232,023.60x = 421,848,035.40 × 119,652,964.40
  4. Step 4: Simplify right side
    281,232,023.60x = 50,475,367,961,926,136
  5. Step 5: Solve for x
    x = 50,475,367,961,926,136/281,232,023.60
  6. Step 6: Final answer
    x = 179,479,446.60

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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.