Home / 371,077,129.63-512,260,785.90-214,413,932.48

Finding the Fourth Proportional to 371,077,129.63, 512,260,785.90 and 214,413,932.48

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Solution

The fourth proportional to 371,077,129.63, 512,260,785.90 and 214,413,932.48 is: 295,991,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,077,129.63 : 512,260,785.90 = 214,413,932.48 : x
  2. Step 2: Convert to fraction form
    371,077,129.63/512,260,785.90 = 214,413,932.48/x
  3. Step 3: Cross multiply
    371,077,129.63x = 512,260,785.90 × 214,413,932.48
  4. Step 4: Simplify right side
    371,077,129.63x = 109,835,849,560,114,320
  5. Step 5: Solve for x
    x = 109,835,849,560,114,320/371,077,129.63
  6. Step 6: Final answer
    x = 295,991,967.14

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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.