Home / 124,048,375.40-185,789,127.90-73,030,039.40

Finding the Fourth Proportional to 124,048,375.40, 185,789,127.90 and 73,030,039.40

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Solution

The fourth proportional to 124,048,375.40, 185,789,127.90 and 73,030,039.40 is: 109,378,194.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,048,375.40 : 185,789,127.90 = 73,030,039.40 : x
  2. Step 2: Convert to fraction form
    124,048,375.40/185,789,127.90 = 73,030,039.40/x
  3. Step 3: Cross multiply
    124,048,375.40x = 185,789,127.90 × 73,030,039.40
  4. Step 4: Simplify right side
    124,048,375.40x = 13,568,187,330,628,640
  5. Step 5: Solve for x
    x = 13,568,187,330,628,640/124,048,375.40
  6. Step 6: Final answer
    x = 109,378,194.49

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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.