Home / 304,512,124.01-420,227,156.27-165,282,914.57

Finding the Fourth Proportional to 304,512,124.01, 420,227,156.27 and 165,282,914.57

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Solution

The fourth proportional to 304,512,124.01, 420,227,156.27 and 165,282,914.57 is: 228,090,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,512,124.01 : 420,227,156.27 = 165,282,914.57 : x
  2. Step 2: Convert to fraction form
    304,512,124.01/420,227,156.27 = 165,282,914.57/x
  3. Step 3: Cross multiply
    304,512,124.01x = 420,227,156.27 × 165,282,914.57
  4. Step 4: Simplify right side
    304,512,124.01x = 69,456,369,168,080,520
  5. Step 5: Solve for x
    x = 69,456,369,168,080,520/304,512,124.01
  6. Step 6: Final answer
    x = 228,090,652.86

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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.