Home / 576,294,988.65-795,286,910.84-311,976,788.19

Finding the Fourth Proportional to 576,294,988.65, 795,286,910.84 and 311,976,788.19

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Solution

The fourth proportional to 576,294,988.65, 795,286,910.84 and 311,976,788.19 is: 430,527,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,294,988.65 : 795,286,910.84 = 311,976,788.19 : x
  2. Step 2: Convert to fraction form
    576,294,988.65/795,286,910.84 = 311,976,788.19/x
  3. Step 3: Cross multiply
    576,294,988.65x = 795,286,910.84 × 311,976,788.19
  4. Step 4: Simplify right side
    576,294,988.65x = 248,111,056,131,850,208
  5. Step 5: Solve for x
    x = 248,111,056,131,850,208/576,294,988.65
  6. Step 6: Final answer
    x = 430,527,873.78

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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.