Home / 269,446,048.12-371,833,380.57-156,426,027.01

Finding the Fourth Proportional to 269,446,048.12, 371,833,380.57 and 156,426,027.01

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Solution

The fourth proportional to 269,446,048.12, 371,833,380.57 and 156,426,027.01 is: 215,866,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,446,048.12 : 371,833,380.57 = 156,426,027.01 : x
  2. Step 2: Convert to fraction form
    269,446,048.12/371,833,380.57 = 156,426,027.01/x
  3. Step 3: Cross multiply
    269,446,048.12x = 371,833,380.57 × 156,426,027.01
  4. Step 4: Simplify right side
    269,446,048.12x = 58,164,418,433,574,872
  5. Step 5: Solve for x
    x = 58,164,418,433,574,872/269,446,048.12
  6. Step 6: Final answer
    x = 215,866,659.91

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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.