Home / 226,191,548.66-312,169,612.64-136,932,673.23

Finding the Fourth Proportional to 226,191,548.66, 312,169,612.64 and 136,932,673.23

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Solution

The fourth proportional to 226,191,548.66, 312,169,612.64 and 136,932,673.23 is: 188,982,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,191,548.66 : 312,169,612.64 = 136,932,673.23 : x
  2. Step 2: Convert to fraction form
    226,191,548.66/312,169,612.64 = 136,932,673.23/x
  3. Step 3: Cross multiply
    226,191,548.66x = 312,169,612.64 × 136,932,673.23
  4. Step 4: Simplify right side
    226,191,548.66x = 42,746,219,559,284,128
  5. Step 5: Solve for x
    x = 42,746,219,559,284,128/226,191,548.66
  6. Step 6: Final answer
    x = 188,982,390.43

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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.