Home / 144,661,107.63-199,632,406.28-79,475,210.67

Finding the Fourth Proportional to 144,661,107.63, 199,632,406.28 and 79,475,210.67

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Solution

The fourth proportional to 144,661,107.63, 199,632,406.28 and 79,475,210.67 is: 109,675,833.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,661,107.63 : 199,632,406.28 = 79,475,210.67 : x
  2. Step 2: Convert to fraction form
    144,661,107.63/199,632,406.28 = 79,475,210.67/x
  3. Step 3: Cross multiply
    144,661,107.63x = 199,632,406.28 × 79,475,210.67
  4. Step 4: Simplify right side
    144,661,107.63x = 15,865,827,545,662,032
  5. Step 5: Solve for x
    x = 15,865,827,545,662,032/144,661,107.63
  6. Step 6: Final answer
    x = 109,675,833.44

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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.