Home / 1,780,976,492,415.60-2,671,464,738,623.40-931,704,864,025.20

Finding the Fourth Proportional to 1,780,976,492,415.60, 2,671,464,738,623.40 and 931,704,864,025.20

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Solution

The fourth proportional to 1,780,976,492,415.60, 2,671,464,738,623.40 and 931,704,864,025.20 is: 1,397,557,296,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,976,492,415.60 : 2,671,464,738,623.40 = 931,704,864,025.20 : x
  2. Step 2: Convert to fraction form
    1,780,976,492,415.60/2,671,464,738,623.40 = 931,704,864,025.20/x
  3. Step 3: Cross multiply
    1,780,976,492,415.60x = 2,671,464,738,623.40 × 931,704,864,025.20
  4. Step 4: Simplify right side
    1,780,976,492,415.60x = 2,489,016,691,047,231,291,129,856
  5. Step 5: Solve for x
    x = 2,489,016,691,047,231,291,129,856/1,780,976,492,415.60
  6. Step 6: Final answer
    x = 1,397,557,296,037.80

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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.