Home / 188,704,946.22-282,962,699.48-109,946,946.20

Finding the Fourth Proportional to 188,704,946.22, 282,962,699.48 and 109,946,946.20

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Solution

The fourth proportional to 188,704,946.22, 282,962,699.48 and 109,946,946.20 is: 164,865,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,704,946.22 : 282,962,699.48 = 109,946,946.20 : x
  2. Step 2: Convert to fraction form
    188,704,946.22/282,962,699.48 = 109,946,946.20/x
  3. Step 3: Cross multiply
    188,704,946.22x = 282,962,699.48 × 109,946,946.20
  4. Step 4: Simplify right side
    188,704,946.22x = 31,110,884,696,334,332
  5. Step 5: Solve for x
    x = 31,110,884,696,334,332/188,704,946.22
  6. Step 6: Final answer
    x = 164,865,231.78

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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.