Home / 576,562,919.05-795,646,994.37-312,242,764.33

Finding the Fourth Proportional to 576,562,919.05, 795,646,994.37 and 312,242,764.33

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Solution

The fourth proportional to 576,562,919.05, 795,646,994.37 and 312,242,764.33 is: 430,889,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,562,919.05 : 795,646,994.37 = 312,242,764.33 : x
  2. Step 2: Convert to fraction form
    576,562,919.05/795,646,994.37 = 312,242,764.33/x
  3. Step 3: Cross multiply
    576,562,919.05x = 795,646,994.37 × 312,242,764.33
  4. Step 4: Simplify right side
    576,562,919.05x = 248,435,016,952,944,736
  5. Step 5: Solve for x
    x = 248,435,016,952,944,736/576,562,919.05
  6. Step 6: Final answer
    x = 430,889,689.13

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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.