Home / 1,780,976,501,427.60-2,671,464,752,141.40-931,704,873,037.20

Finding the Fourth Proportional to 1,780,976,501,427.60, 2,671,464,752,141.40 and 931,704,873,037.20

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Solution

The fourth proportional to 1,780,976,501,427.60, 2,671,464,752,141.40 and 931,704,873,037.20 is: 1,397,557,309,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,976,501,427.60 : 2,671,464,752,141.40 = 931,704,873,037.20 : x
  2. Step 2: Convert to fraction form
    1,780,976,501,427.60/2,671,464,752,141.40 = 931,704,873,037.20/x
  3. Step 3: Cross multiply
    1,780,976,501,427.60x = 2,671,464,752,141.40 × 931,704,873,037.20
  4. Step 4: Simplify right side
    1,780,976,501,427.60x = 2,489,016,727,717,257,800,581,120
  5. Step 5: Solve for x
    x = 2,489,016,727,717,257,800,581,120/1,780,976,501,427.60
  6. Step 6: Final answer
    x = 1,397,557,309,555.80

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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.