Home / 456,938,000.20-685,407,000.30-437,034,550.60

Finding the Fourth Proportional to 456,938,000.20, 685,407,000.30 and 437,034,550.60

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Solution

The fourth proportional to 456,938,000.20, 685,407,000.30 and 437,034,550.60 is: 655,551,825.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,938,000.20 : 685,407,000.30 = 437,034,550.60 : x
  2. Step 2: Convert to fraction form
    456,938,000.20/685,407,000.30 = 437,034,550.60/x
  3. Step 3: Cross multiply
    456,938,000.20x = 685,407,000.30 × 437,034,550.60
  4. Step 4: Simplify right side
    456,938,000.20x = 299,546,540,354,204,544
  5. Step 5: Solve for x
    x = 299,546,540,354,204,544/456,938,000.20
  6. Step 6: Final answer
    x = 655,551,825.90

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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.