Home / 18,169,609,929.60-27,256,965,811.20-5,746,645,113.60

Finding the Fourth Proportional to 18,169,609,929.60, 27,256,965,811.20 and 5,746,645,113.60

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Solution

The fourth proportional to 18,169,609,929.60, 27,256,965,811.20 and 5,746,645,113.60 is: 8,620,774,468.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,609,929.60 : 27,256,965,811.20 = 5,746,645,113.60 : x
  2. Step 2: Convert to fraction form
    18,169,609,929.60/27,256,965,811.20 = 5,746,645,113.60/x
  3. Step 3: Cross multiply
    18,169,609,929.60x = 27,256,965,811.20 × 5,746,645,113.60
  4. Step 4: Simplify right side
    18,169,609,929.60x = 156,636,109,390,494,760,960
  5. Step 5: Solve for x
    x = 156,636,109,390,494,760,960/18,169,609,929.60
  6. Step 6: Final answer
    x = 8,620,774,468.87

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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.