Home / 440,626,719,144.82-661,241,986,856.30-153,784,775,560.20

Finding the Fourth Proportional to 440,626,719,144.82, 661,241,986,856.30 and 153,784,775,560.20

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Solution

The fourth proportional to 440,626,719,144.82, 661,241,986,856.30 and 153,784,775,560.20 is: 230,782,533,426.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,626,719,144.82 : 661,241,986,856.30 = 153,784,775,560.20 : x
  2. Step 2: Convert to fraction form
    440,626,719,144.82/661,241,986,856.30 = 153,784,775,560.20/x
  3. Step 3: Cross multiply
    440,626,719,144.82x = 661,241,986,856.30 × 153,784,775,560.20
  4. Step 4: Simplify right side
    440,626,719,144.82x = 101,688,950,539,676,825,944,064
  5. Step 5: Solve for x
    x = 101,688,950,539,676,825,944,064/440,626,719,144.82
  6. Step 6: Final answer
    x = 230,782,533,426.56

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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.