Home / 101,030,619.15-151,545,928.73-99,686,926.35

Finding the Fourth Proportional to 101,030,619.15, 151,545,928.73 and 99,686,926.35

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Solution

The fourth proportional to 101,030,619.15, 151,545,928.73 and 99,686,926.35 is: 149,530,389.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,030,619.15 : 151,545,928.73 = 99,686,926.35 : x
  2. Step 2: Convert to fraction form
    101,030,619.15/151,545,928.73 = 99,686,926.35/x
  3. Step 3: Cross multiply
    101,030,619.15x = 151,545,928.73 × 99,686,926.35
  4. Step 4: Simplify right side
    101,030,619.15x = 15,107,147,835,949,858
  5. Step 5: Solve for x
    x = 15,107,147,835,949,858/101,030,619.15
  6. Step 6: Final answer
    x = 149,530,389.53

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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.