Home / 1,369,078,953.81-2,042,107,723.04-1,243,393,826.14

Finding the Fourth Proportional to 1,369,078,953.81, 2,042,107,723.04 and 1,243,393,826.14

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Solution

The fourth proportional to 1,369,078,953.81, 2,042,107,723.04 and 1,243,393,826.14 is: 1,854,636,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,078,953.81 : 2,042,107,723.04 = 1,243,393,826.14 : x
  2. Step 2: Convert to fraction form
    1,369,078,953.81/2,042,107,723.04 = 1,243,393,826.14/x
  3. Step 3: Cross multiply
    1,369,078,953.81x = 2,042,107,723.04 × 1,243,393,826.14
  4. Step 4: Simplify right side
    1,369,078,953.81x = 2,539,144,135,140,749,312
  5. Step 5: Solve for x
    x = 2,539,144,135,140,749,312/1,369,078,953.81
  6. Step 6: Final answer
    x = 1,854,636,745.44

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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.