Home / 293,641,902.41-405,236,479.77-168,218,338.83

Finding the Fourth Proportional to 293,641,902.41, 405,236,479.77 and 168,218,338.83

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Solution

The fourth proportional to 293,641,902.41, 405,236,479.77 and 168,218,338.83 is: 232,147,411.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,641,902.41 : 405,236,479.77 = 168,218,338.83 : x
  2. Step 2: Convert to fraction form
    293,641,902.41/405,236,479.77 = 168,218,338.83/x
  3. Step 3: Cross multiply
    293,641,902.41x = 405,236,479.77 × 168,218,338.83
  4. Step 4: Simplify right side
    293,641,902.41x = 68,168,207,460,226,304
  5. Step 5: Solve for x
    x = 68,168,207,460,226,304/293,641,902.41
  6. Step 6: Final answer
    x = 232,147,411.19

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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.