Home / 215,058,826.02-296,776,255.10-131,426,628.96

Finding the Fourth Proportional to 215,058,826.02, 296,776,255.10 and 131,426,628.96

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Solution

The fourth proportional to 215,058,826.02, 296,776,255.10 and 131,426,628.96 is: 181,365,738.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,058,826.02 : 296,776,255.10 = 131,426,628.96 : x
  2. Step 2: Convert to fraction form
    215,058,826.02/296,776,255.10 = 131,426,628.96/x
  3. Step 3: Cross multiply
    215,058,826.02x = 296,776,255.10 × 131,426,628.96
  4. Step 4: Simplify right side
    215,058,826.02x = 39,004,302,763,166,008
  5. Step 5: Solve for x
    x = 39,004,302,763,166,008/215,058,826.02
  6. Step 6: Final answer
    x = 181,365,738.32

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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.