Home / 403,180,201.62-604,278,980.10-208,984,554.90

Finding the Fourth Proportional to 403,180,201.62, 604,278,980.10 and 208,984,554.90

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Solution

The fourth proportional to 403,180,201.62, 604,278,980.10 and 208,984,554.90 is: 313,222,160.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,180,201.62 : 604,278,980.10 = 208,984,554.90 : x
  2. Step 2: Convert to fraction form
    403,180,201.62/604,278,980.10 = 208,984,554.90/x
  3. Step 3: Cross multiply
    403,180,201.62x = 604,278,980.10 × 208,984,554.90
  4. Step 4: Simplify right side
    403,180,201.62x = 126,284,973,691,624,464
  5. Step 5: Solve for x
    x = 126,284,973,691,624,464/403,180,201.62
  6. Step 6: Final answer
    x = 313,222,160.18

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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.