Home / 1,049,915,361,303.50-1,449,116,284,546.20-638,296,376,316.27

Finding the Fourth Proportional to 1,049,915,361,303.50, 1,449,116,284,546.20 and 638,296,376,316.27

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Solution

The fourth proportional to 1,049,915,361,303.50, 1,449,116,284,546.20 and 638,296,376,316.27 is: 880,990,703,991.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,915,361,303.50 : 1,449,116,284,546.20 = 638,296,376,316.27 : x
  2. Step 2: Convert to fraction form
    1,049,915,361,303.50/1,449,116,284,546.20 = 638,296,376,316.27/x
  3. Step 3: Cross multiply
    1,049,915,361,303.50x = 1,449,116,284,546.20 × 638,296,376,316.27
  4. Step 4: Simplify right side
    1,049,915,361,303.50x = 924,965,673,286,736,256,434,176
  5. Step 5: Solve for x
    x = 924,965,673,286,736,256,434,176/1,049,915,361,303.50
  6. Step 6: Final answer
    x = 880,990,703,991.95

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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.