Home / 413,713,633.20-620,570,449.80-183,438,279.60

Finding the Fourth Proportional to 413,713,633.20, 620,570,449.80 and 183,438,279.60

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Solution

The fourth proportional to 413,713,633.20, 620,570,449.80 and 183,438,279.60 is: 275,157,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,713,633.20 : 620,570,449.80 = 183,438,279.60 : x
  2. Step 2: Convert to fraction form
    413,713,633.20/620,570,449.80 = 183,438,279.60/x
  3. Step 3: Cross multiply
    413,713,633.20x = 620,570,449.80 × 183,438,279.60
  4. Step 4: Simplify right side
    413,713,633.20x = 113,836,375,681,910,144
  5. Step 5: Solve for x
    x = 113,836,375,681,910,144/413,713,633.20
  6. Step 6: Final answer
    x = 275,157,419.40

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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.