Home / 131,187,536.46-196,629,968.70-49,254,157.80

Finding the Fourth Proportional to 131,187,536.46, 196,629,968.70 and 49,254,157.80

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Solution

The fourth proportional to 131,187,536.46, 196,629,968.70 and 49,254,157.80 is: 73,824,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,187,536.46 : 196,629,968.70 = 49,254,157.80 : x
  2. Step 2: Convert to fraction form
    131,187,536.46/196,629,968.70 = 49,254,157.80/x
  3. Step 3: Cross multiply
    131,187,536.46x = 196,629,968.70 × 49,254,157.80
  4. Step 4: Simplify right side
    131,187,536.46x = 9,684,843,506,558,860
  5. Step 5: Solve for x
    x = 9,684,843,506,558,860/131,187,536.46
  6. Step 6: Final answer
    x = 73,824,417.84

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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.