Home / 1,325,162,281.86-1,987,726,396.58-440,254,537.62

Finding the Fourth Proportional to 1,325,162,281.86, 1,987,726,396.58 and 440,254,537.62

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Solution

The fourth proportional to 1,325,162,281.86, 1,987,726,396.58 and 440,254,537.62 is: 660,376,149.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,162,281.86 : 1,987,726,396.58 = 440,254,537.62 : x
  2. Step 2: Convert to fraction form
    1,325,162,281.86/1,987,726,396.58 = 440,254,537.62/x
  3. Step 3: Cross multiply
    1,325,162,281.86x = 1,987,726,396.58 × 440,254,537.62
  4. Step 4: Simplify right side
    1,325,162,281.86x = 875,105,565,639,195,392
  5. Step 5: Solve for x
    x = 875,105,565,639,195,392/1,325,162,281.86
  6. Step 6: Final answer
    x = 660,376,149.86

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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.