Home / 1,917,003,937.20-2,873,238,424.20-996,406,407.60

Finding the Fourth Proportional to 1,917,003,937.20, 2,873,238,424.20 and 996,406,407.60

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Solution

The fourth proportional to 1,917,003,937.20, 2,873,238,424.20 and 996,406,407.60 is: 1,493,431,036.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,003,937.20 : 2,873,238,424.20 = 996,406,407.60 : x
  2. Step 2: Convert to fraction form
    1,917,003,937.20/2,873,238,424.20 = 996,406,407.60/x
  3. Step 3: Cross multiply
    1,917,003,937.20x = 2,873,238,424.20 × 996,406,407.60
  4. Step 4: Simplify right side
    1,917,003,937.20x = 2,862,913,176,435,406,848
  5. Step 5: Solve for x
    x = 2,862,913,176,435,406,848/1,917,003,937.20
  6. Step 6: Final answer
    x = 1,493,431,036.25

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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.