Home / 1,917,003,932.70-2,873,238,417.45-996,406,403.10

Finding the Fourth Proportional to 1,917,003,932.70, 2,873,238,417.45 and 996,406,403.10

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Solution

The fourth proportional to 1,917,003,932.70, 2,873,238,417.45 and 996,406,403.10 is: 1,493,431,029.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,003,932.70 : 2,873,238,417.45 = 996,406,403.10 : x
  2. Step 2: Convert to fraction form
    1,917,003,932.70/2,873,238,417.45 = 996,406,403.10/x
  3. Step 3: Cross multiply
    1,917,003,932.70x = 2,873,238,417.45 × 996,406,403.10
  4. Step 4: Simplify right side
    1,917,003,932.70x = 2,862,913,156,780,090,880
  5. Step 5: Solve for x
    x = 2,862,913,156,780,090,880/1,917,003,932.70
  6. Step 6: Final answer
    x = 1,493,431,029.51

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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.