Home / 558,037,560.76-836,291,066.08-353,199,991.48

Finding the Fourth Proportional to 558,037,560.76, 836,291,066.08 and 353,199,991.48

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Solution

The fourth proportional to 558,037,560.76, 836,291,066.08 and 353,199,991.48 is: 529,315,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,037,560.76 : 836,291,066.08 = 353,199,991.48 : x
  2. Step 2: Convert to fraction form
    558,037,560.76/836,291,066.08 = 353,199,991.48/x
  3. Step 3: Cross multiply
    558,037,560.76x = 836,291,066.08 × 353,199,991.48
  4. Step 4: Simplify right side
    558,037,560.76x = 295,377,997,414,256,128
  5. Step 5: Solve for x
    x = 295,377,997,414,256,128/558,037,560.76
  6. Step 6: Final answer
    x = 529,315,619.92

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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.