Home / 13,198,669,383.65-18,213,609,299.49-7,483,338,300.34

Finding the Fourth Proportional to 13,198,669,383.65, 18,213,609,299.49 and 7,483,338,300.34

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Solution

The fourth proportional to 13,198,669,383.65, 18,213,609,299.49 and 7,483,338,300.34 is: 10,326,692,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198,669,383.65 : 18,213,609,299.49 = 7,483,338,300.34 : x
  2. Step 2: Convert to fraction form
    13,198,669,383.65/18,213,609,299.49 = 7,483,338,300.34/x
  3. Step 3: Cross multiply
    13,198,669,383.65x = 18,213,609,299.49 × 7,483,338,300.34
  4. Step 4: Simplify right side
    13,198,669,383.65x = 136,298,600,058,256,785,408
  5. Step 5: Solve for x
    x = 136,298,600,058,256,785,408/13,198,669,383.65
  6. Step 6: Final answer
    x = 10,326,692,494.26

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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.