Home / 107,529,412.01-148,388,126.18-65,713,313.48

Finding the Fourth Proportional to 107,529,412.01, 148,388,126.18 and 65,713,313.48

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Solution

The fourth proportional to 107,529,412.01, 148,388,126.18 and 65,713,313.48 is: 90,682,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,529,412.01 : 148,388,126.18 = 65,713,313.48 : x
  2. Step 2: Convert to fraction form
    107,529,412.01/148,388,126.18 = 65,713,313.48/x
  3. Step 3: Cross multiply
    107,529,412.01x = 148,388,126.18 × 65,713,313.48
  4. Step 4: Simplify right side
    107,529,412.01x = 9,751,075,451,305,628
  5. Step 5: Solve for x
    x = 9,751,075,451,305,628/107,529,412.01
  6. Step 6: Final answer
    x = 90,682,867.78

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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.