Home / 1,421,674,214.46-2,132,802,170.75-488,875,918.82

Finding the Fourth Proportional to 1,421,674,214.46, 2,132,802,170.75 and 488,875,918.82

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Solution

The fourth proportional to 1,421,674,214.46, 2,132,802,170.75 and 488,875,918.82 is: 733,413,893.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,674,214.46 : 2,132,802,170.75 = 488,875,918.82 : x
  2. Step 2: Convert to fraction form
    1,421,674,214.46/2,132,802,170.75 = 488,875,918.82/x
  3. Step 3: Cross multiply
    1,421,674,214.46x = 2,132,802,170.75 × 488,875,918.82
  4. Step 4: Simplify right side
    1,421,674,214.46x = 1,042,675,620,873,588,352
  5. Step 5: Solve for x
    x = 1,042,675,620,873,588,352/1,421,674,214.46
  6. Step 6: Final answer
    x = 733,413,893.47

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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.