Home / 804,236,584.56-1,109,936,354.85-486,871,693.86

Finding the Fourth Proportional to 804,236,584.56, 1,109,936,354.85 and 486,871,693.86

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Solution

The fourth proportional to 804,236,584.56, 1,109,936,354.85 and 486,871,693.86 is: 671,937,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,236,584.56 : 1,109,936,354.85 = 486,871,693.86 : x
  2. Step 2: Convert to fraction form
    804,236,584.56/1,109,936,354.85 = 486,871,693.86/x
  3. Step 3: Cross multiply
    804,236,584.56x = 1,109,936,354.85 × 486,871,693.86
  4. Step 4: Simplify right side
    804,236,584.56x = 540,396,593,162,613,504
  5. Step 5: Solve for x
    x = 540,396,593,162,613,504/804,236,584.56
  6. Step 6: Final answer
    x = 671,937,342.24

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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.