Home / 135,769,313.07-187,381,395.06-76,237,292.25

Finding the Fourth Proportional to 135,769,313.07, 187,381,395.06 and 76,237,292.25

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Solution

The fourth proportional to 135,769,313.07, 187,381,395.06 and 76,237,292.25 is: 105,218,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,769,313.07 : 187,381,395.06 = 76,237,292.25 : x
  2. Step 2: Convert to fraction form
    135,769,313.07/187,381,395.06 = 76,237,292.25/x
  3. Step 3: Cross multiply
    135,769,313.07x = 187,381,395.06 × 76,237,292.25
  4. Step 4: Simplify right side
    135,769,313.07x = 14,285,450,177,401,926
  5. Step 5: Solve for x
    x = 14,285,450,177,401,926/135,769,313.07
  6. Step 6: Final answer
    x = 105,218,549.42

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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.