Home / 290,308,200.60-435,462,300.90-283,589,736.60

Finding the Fourth Proportional to 290,308,200.60, 435,462,300.90 and 283,589,736.60

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Solution

The fourth proportional to 290,308,200.60, 435,462,300.90 and 283,589,736.60 is: 425,384,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,308,200.60 : 435,462,300.90 = 283,589,736.60 : x
  2. Step 2: Convert to fraction form
    290,308,200.60/435,462,300.90 = 283,589,736.60/x
  3. Step 3: Cross multiply
    290,308,200.60x = 435,462,300.90 × 283,589,736.60
  4. Step 4: Simplify right side
    290,308,200.60x = 123,492,639,211,460,944
  5. Step 5: Solve for x
    x = 123,492,639,211,460,944/290,308,200.60
  6. Step 6: Final answer
    x = 425,384,604.90

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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.