Home / 558,037,561.26-836,291,066.83-353,199,991.98

Finding the Fourth Proportional to 558,037,561.26, 836,291,066.83 and 353,199,991.98

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Solution

The fourth proportional to 558,037,561.26, 836,291,066.83 and 353,199,991.98 is: 529,315,620.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,037,561.26 : 836,291,066.83 = 353,199,991.98 : x
  2. Step 2: Convert to fraction form
    558,037,561.26/836,291,066.83 = 353,199,991.98/x
  3. Step 3: Cross multiply
    558,037,561.26x = 836,291,066.83 × 353,199,991.98
  4. Step 4: Simplify right side
    558,037,561.26x = 295,377,998,097,301,696
  5. Step 5: Solve for x
    x = 295,377,998,097,301,696/558,037,561.26
  6. Step 6: Final answer
    x = 529,315,620.67

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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.