Home / 43,103,338,906.80-64,655,008,360.20-25,471,401,985.20

Finding the Fourth Proportional to 43,103,338,906.80, 64,655,008,360.20 and 25,471,401,985.20

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Solution

The fourth proportional to 43,103,338,906.80, 64,655,008,360.20 and 25,471,401,985.20 is: 38,207,102,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103,338,906.80 : 64,655,008,360.20 = 25,471,401,985.20 : x
  2. Step 2: Convert to fraction form
    43,103,338,906.80/64,655,008,360.20 = 25,471,401,985.20/x
  3. Step 3: Cross multiply
    43,103,338,906.80x = 64,655,008,360.20 × 25,471,401,985.20
  4. Step 4: Simplify right side
    43,103,338,906.80x = 1,646,853,708,299,120,934,912
  5. Step 5: Solve for x
    x = 1,646,853,708,299,120,934,912/43,103,338,906.80
  6. Step 6: Final answer
    x = 38,207,102,977.80

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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.