Home / 479,047,025.80-718,570,538.70-325,992,017.80

Finding the Fourth Proportional to 479,047,025.80, 718,570,538.70 and 325,992,017.80

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Solution

The fourth proportional to 479,047,025.80, 718,570,538.70 and 325,992,017.80 is: 488,988,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,047,025.80 : 718,570,538.70 = 325,992,017.80 : x
  2. Step 2: Convert to fraction form
    479,047,025.80/718,570,538.70 = 325,992,017.80/x
  3. Step 3: Cross multiply
    479,047,025.80x = 718,570,538.70 × 325,992,017.80
  4. Step 4: Simplify right side
    479,047,025.80x = 234,248,259,842,446,016
  5. Step 5: Solve for x
    x = 234,248,259,842,446,016/479,047,025.80
  6. Step 6: Final answer
    x = 488,988,026.70

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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.