Home / 9,887,809,638.21-13,646,347,086.21-5,873,495,767.59

Finding the Fourth Proportional to 9,887,809,638.21, 13,646,347,086.21 and 5,873,495,767.59

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Solution

The fourth proportional to 9,887,809,638.21, 13,646,347,086.21 and 5,873,495,767.59 is: 8,106,119,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,887,809,638.21 : 13,646,347,086.21 = 5,873,495,767.59 : x
  2. Step 2: Convert to fraction form
    9,887,809,638.21/13,646,347,086.21 = 5,873,495,767.59/x
  3. Step 3: Cross multiply
    9,887,809,638.21x = 13,646,347,086.21 × 5,873,495,767.59
  4. Step 4: Simplify right side
    9,887,809,638.21x = 80,151,761,853,918,560,256
  5. Step 5: Solve for x
    x = 80,151,761,853,918,560,256/9,887,809,638.21
  6. Step 6: Final answer
    x = 8,106,119,028.04

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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.