Home / 1,027,844,376.66-1,418,427,039.12-557,946,015.96

Finding the Fourth Proportional to 1,027,844,376.66, 1,418,427,039.12 and 557,946,015.96

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Solution

The fourth proportional to 1,027,844,376.66, 1,418,427,039.12 and 557,946,015.96 is: 769,966,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,844,376.66 : 1,418,427,039.12 = 557,946,015.96 : x
  2. Step 2: Convert to fraction form
    1,027,844,376.66/1,418,427,039.12 = 557,946,015.96/x
  3. Step 3: Cross multiply
    1,027,844,376.66x = 1,418,427,039.12 × 557,946,015.96
  4. Step 4: Simplify right side
    1,027,844,376.66x = 791,405,715,406,943,104
  5. Step 5: Solve for x
    x = 791,405,715,406,943,104/1,027,844,376.66
  6. Step 6: Final answer
    x = 769,966,478.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.