Home / 505,524,672.30-757,011,550.05-403,488,000.30

Finding the Fourth Proportional to 505,524,672.30, 757,011,550.05 and 403,488,000.30

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Solution

The fourth proportional to 505,524,672.30, 757,011,550.05 and 403,488,000.30 is: 604,213,984.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,524,672.30 : 757,011,550.05 = 403,488,000.30 : x
  2. Step 2: Convert to fraction form
    505,524,672.30/757,011,550.05 = 403,488,000.30/x
  3. Step 3: Cross multiply
    505,524,672.30x = 757,011,550.05 × 403,488,000.30
  4. Step 4: Simplify right side
    505,524,672.30x = 305,445,076,533,677,824
  5. Step 5: Solve for x
    x = 305,445,076,533,677,824/505,524,672.30
  6. Step 6: Final answer
    x = 604,213,984.54

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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.