Home / 144,641,240.39-199,601,516.84-85,106,392.57

Finding the Fourth Proportional to 144,641,240.39, 199,601,516.84 and 85,106,392.57

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Solution

The fourth proportional to 144,641,240.39, 199,601,516.84 and 85,106,392.57 is: 117,444,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,641,240.39 : 199,601,516.84 = 85,106,392.57 : x
  2. Step 2: Convert to fraction form
    144,641,240.39/199,601,516.84 = 85,106,392.57/x
  3. Step 3: Cross multiply
    144,641,240.39x = 199,601,516.84 × 85,106,392.57
  4. Step 4: Simplify right side
    144,641,240.39x = 16,987,365,048,754,498
  5. Step 5: Solve for x
    x = 16,987,365,048,754,498/144,641,240.39
  6. Step 6: Final answer
    x = 117,444,824.20

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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.