Home / 1,003,376,630.25-1,384,659,749.75-563,352,930.09

Finding the Fourth Proportional to 1,003,376,630.25, 1,384,659,749.75 and 563,352,930.09

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Solution

The fourth proportional to 1,003,376,630.25, 1,384,659,749.75 and 563,352,930.09 is: 777,427,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,376,630.25 : 1,384,659,749.75 = 563,352,930.09 : x
  2. Step 2: Convert to fraction form
    1,003,376,630.25/1,384,659,749.75 = 563,352,930.09/x
  3. Step 3: Cross multiply
    1,003,376,630.25x = 1,384,659,749.75 × 563,352,930.09
  4. Step 4: Simplify right side
    1,003,376,630.25x = 780,052,127,196,531,840
  5. Step 5: Solve for x
    x = 780,052,127,196,531,840/1,003,376,630.25
  6. Step 6: Final answer
    x = 777,427,043.52

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Double scale
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1.5x scale

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.