Home / 468,488,286.09-646,513,895.03-259,657,910.73

Finding the Fourth Proportional to 468,488,286.09, 646,513,895.03 and 259,657,910.73

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Solution

The fourth proportional to 468,488,286.09, 646,513,895.03 and 259,657,910.73 is: 358,327,950.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,488,286.09 : 646,513,895.03 = 259,657,910.73 : x
  2. Step 2: Convert to fraction form
    468,488,286.09/646,513,895.03 = 259,657,910.73/x
  3. Step 3: Cross multiply
    468,488,286.09x = 646,513,895.03 × 259,657,910.73
  4. Step 4: Simplify right side
    468,488,286.09x = 167,872,447,240,106,016
  5. Step 5: Solve for x
    x = 167,872,447,240,106,016/468,488,286.09
  6. Step 6: Final answer
    x = 358,327,950.18

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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.