Home / 47,682,204,173.28-65,780,765,864.82-28,380,841,417.80

Finding the Fourth Proportional to 47,682,204,173.28, 65,780,765,864.82 and 28,380,841,417.80

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Solution

The fourth proportional to 47,682,204,173.28, 65,780,765,864.82 and 28,380,841,417.80 is: 39,153,254,693.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,682,204,173.28 : 65,780,765,864.82 = 28,380,841,417.80 : x
  2. Step 2: Convert to fraction form
    47,682,204,173.28/65,780,765,864.82 = 28,380,841,417.80/x
  3. Step 3: Cross multiply
    47,682,204,173.28x = 65,780,765,864.82 × 28,380,841,417.80
  4. Step 4: Simplify right side
    47,682,204,173.28x = 1,866,913,484,350,887,821,312
  5. Step 5: Solve for x
    x = 1,866,913,484,350,887,821,312/47,682,204,173.28
  6. Step 6: Final answer
    x = 39,153,254,693.65

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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.