Home / 1,369,078,944.31-2,042,107,708.89-1,243,393,816.62

Finding the Fourth Proportional to 1,369,078,944.31, 2,042,107,708.89 and 1,243,393,816.62

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Solution

The fourth proportional to 1,369,078,944.31, 2,042,107,708.89 and 1,243,393,816.62 is: 1,854,636,731.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,078,944.31 : 2,042,107,708.89 = 1,243,393,816.62 : x
  2. Step 2: Convert to fraction form
    1,369,078,944.31/2,042,107,708.89 = 1,243,393,816.62/x
  3. Step 3: Cross multiply
    1,369,078,944.31x = 2,042,107,708.89 × 1,243,393,816.62
  4. Step 4: Simplify right side
    1,369,078,944.31x = 2,539,144,098,099,643,904
  5. Step 5: Solve for x
    x = 2,539,144,098,099,643,904/1,369,078,944.31
  6. Step 6: Final answer
    x = 1,854,636,731.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.