Home / 1,296,100,880.64-1,788,181,371.83-843,772,886.62

Finding the Fourth Proportional to 1,296,100,880.64, 1,788,181,371.83 and 843,772,886.62

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Solution

The fourth proportional to 1,296,100,880.64, 1,788,181,371.83 and 843,772,886.62 is: 1,164,121,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,100,880.64 : 1,788,181,371.83 = 843,772,886.62 : x
  2. Step 2: Convert to fraction form
    1,296,100,880.64/1,788,181,371.83 = 843,772,886.62/x
  3. Step 3: Cross multiply
    1,296,100,880.64x = 1,788,181,371.83 × 843,772,886.62
  4. Step 4: Simplify right side
    1,296,100,880.64x = 1,508,818,957,906,749,440
  5. Step 5: Solve for x
    x = 1,508,818,957,906,749,440/1,296,100,880.64
  6. Step 6: Final answer
    x = 1,164,121,543.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.