Home / 10,620,526,492.80-15,930,789,739.20-5,110,546,204.80

Finding the Fourth Proportional to 10,620,526,492.80, 15,930,789,739.20 and 5,110,546,204.80

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Solution

The fourth proportional to 10,620,526,492.80, 15,930,789,739.20 and 5,110,546,204.80 is: 7,665,819,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620,526,492.80 : 15,930,789,739.20 = 5,110,546,204.80 : x
  2. Step 2: Convert to fraction form
    10,620,526,492.80/15,930,789,739.20 = 5,110,546,204.80/x
  3. Step 3: Cross multiply
    10,620,526,492.80x = 15,930,789,739.20 × 5,110,546,204.80
  4. Step 4: Simplify right side
    10,620,526,492.80x = 81,415,037,041,135,353,856
  5. Step 5: Solve for x
    x = 81,415,037,041,135,353,856/10,620,526,492.80
  6. Step 6: Final answer
    x = 7,665,819,307.20

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1.5x scale

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.