Home / 3,773,422,538.51-5,207,086,197.63-2,079,783,983.21

Finding the Fourth Proportional to 3,773,422,538.51, 5,207,086,197.63 and 2,079,783,983.21

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Solution

The fourth proportional to 3,773,422,538.51, 5,207,086,197.63 and 2,079,783,983.21 is: 2,869,971,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773,422,538.51 : 5,207,086,197.63 = 2,079,783,983.21 : x
  2. Step 2: Convert to fraction form
    3,773,422,538.51/5,207,086,197.63 = 2,079,783,983.21/x
  3. Step 3: Cross multiply
    3,773,422,538.51x = 5,207,086,197.63 × 2,079,783,983.21
  4. Step 4: Simplify right side
    3,773,422,538.51x = 10,829,614,472,998,699,008
  5. Step 5: Solve for x
    x = 10,829,614,472,998,699,008/3,773,422,538.51
  6. Step 6: Final answer
    x = 2,869,971,322.45

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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.