Home / 236,475,109.20-326,489,204.40-211,652,309.28

Finding the Fourth Proportional to 236,475,109.20, 326,489,204.40 and 211,652,309.28

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Solution

The fourth proportional to 236,475,109.20, 326,489,204.40 and 211,652,309.28 is: 292,217,621.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,475,109.20 : 326,489,204.40 = 211,652,309.28 : x
  2. Step 2: Convert to fraction form
    236,475,109.20/326,489,204.40 = 211,652,309.28/x
  3. Step 3: Cross multiply
    236,475,109.20x = 326,489,204.40 × 211,652,309.28
  4. Step 4: Simplify right side
    236,475,109.20x = 69,102,194,066,249,936
  5. Step 5: Solve for x
    x = 69,102,194,066,249,936/236,475,109.20
  6. Step 6: Final answer
    x = 292,217,621.97

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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.