Home / 131,187,537.46-196,629,970.20-49,254,158.80

Finding the Fourth Proportional to 131,187,537.46, 196,629,970.20 and 49,254,158.80

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Solution

The fourth proportional to 131,187,537.46, 196,629,970.20 and 49,254,158.80 is: 73,824,419.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,187,537.46 : 196,629,970.20 = 49,254,158.80 : x
  2. Step 2: Convert to fraction form
    131,187,537.46/196,629,970.20 = 49,254,158.80/x
  3. Step 3: Cross multiply
    131,187,537.46x = 196,629,970.20 × 49,254,158.80
  4. Step 4: Simplify right side
    131,187,537.46x = 9,684,843,777,070,066
  5. Step 5: Solve for x
    x = 9,684,843,777,070,066/131,187,537.46
  6. Step 6: Final answer
    x = 73,824,419.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.