Home / 13,590,419,883.63-18,755,360,721.45-7,568,924,322.03

Finding the Fourth Proportional to 13,590,419,883.63, 18,755,360,721.45 and 7,568,924,322.03

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Solution

The fourth proportional to 13,590,419,883.63, 18,755,360,721.45 and 7,568,924,322.03 is: 10,445,439,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,590,419,883.63 : 18,755,360,721.45 = 7,568,924,322.03 : x
  2. Step 2: Convert to fraction form
    13,590,419,883.63/18,755,360,721.45 = 7,568,924,322.03/x
  3. Step 3: Cross multiply
    13,590,419,883.63x = 18,755,360,721.45 × 7,568,924,322.03
  4. Step 4: Simplify right side
    13,590,419,883.63x = 141,957,905,933,029,031,936
  5. Step 5: Solve for x
    x = 141,957,905,933,029,031,936/13,590,419,883.63
  6. Step 6: Final answer
    x = 10,445,439,298.31

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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.