Home / 10,348,992,139.80-15,523,488,209.70-4,135,084,786.20

Finding the Fourth Proportional to 10,348,992,139.80, 15,523,488,209.70 and 4,135,084,786.20

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Solution

The fourth proportional to 10,348,992,139.80, 15,523,488,209.70 and 4,135,084,786.20 is: 6,202,627,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348,992,139.80 : 15,523,488,209.70 = 4,135,084,786.20 : x
  2. Step 2: Convert to fraction form
    10,348,992,139.80/15,523,488,209.70 = 4,135,084,786.20/x
  3. Step 3: Cross multiply
    10,348,992,139.80x = 15,523,488,209.70 × 4,135,084,786.20
  4. Step 4: Simplify right side
    10,348,992,139.80x = 64,190,939,924,685,545,472
  5. Step 5: Solve for x
    x = 64,190,939,924,685,545,472/10,348,992,139.80
  6. Step 6: Final answer
    x = 6,202,627,179.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.