Home / 1,421,674,212.39-2,132,802,167.64-488,875,916.75

Finding the Fourth Proportional to 1,421,674,212.39, 2,132,802,167.64 and 488,875,916.75

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Solution

The fourth proportional to 1,421,674,212.39, 2,132,802,167.64 and 488,875,916.75 is: 733,413,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,674,212.39 : 2,132,802,167.64 = 488,875,916.75 : x
  2. Step 2: Convert to fraction form
    1,421,674,212.39/2,132,802,167.64 = 488,875,916.75/x
  3. Step 3: Cross multiply
    1,421,674,212.39x = 2,132,802,167.64 × 488,875,916.75
  4. Step 4: Simplify right side
    1,421,674,212.39x = 1,042,675,614,953,713,664
  5. Step 5: Solve for x
    x = 1,042,675,614,953,713,664/1,421,674,212.39
  6. Step 6: Final answer
    x = 733,413,890.37

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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.