Home / 280,035,625.40-420,053,438.10-241,740,380.60

Finding the Fourth Proportional to 280,035,625.40, 420,053,438.10 and 241,740,380.60

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Solution

The fourth proportional to 280,035,625.40, 420,053,438.10 and 241,740,380.60 is: 362,610,570.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,035,625.40 : 420,053,438.10 = 241,740,380.60 : x
  2. Step 2: Convert to fraction form
    280,035,625.40/420,053,438.10 = 241,740,380.60/x
  3. Step 3: Cross multiply
    280,035,625.40x = 420,053,438.10 × 241,740,380.60
  4. Step 4: Simplify right side
    280,035,625.40x = 101,543,877,998,632,544
  5. Step 5: Solve for x
    x = 101,543,877,998,632,544/280,035,625.40
  6. Step 6: Final answer
    x = 362,610,570.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.