Home / 488,900,664,451.20-674,682,949,385.16-272,122,206,828.72

Finding the Fourth Proportional to 488,900,664,451.20, 674,682,949,385.16 and 272,122,206,828.72

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Solution

The fourth proportional to 488,900,664,451.20, 674,682,949,385.16 and 272,122,206,828.72 is: 375,528,663,481.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,900,664,451.20 : 674,682,949,385.16 = 272,122,206,828.72 : x
  2. Step 2: Convert to fraction form
    488,900,664,451.20/674,682,949,385.16 = 272,122,206,828.72/x
  3. Step 3: Cross multiply
    488,900,664,451.20x = 674,682,949,385.16 × 272,122,206,828.72
  4. Step 4: Simplify right side
    488,900,664,451.20x = 183,596,213,096,399,360,753,664
  5. Step 5: Solve for x
    x = 183,596,213,096,399,360,753,664/488,900,664,451.20
  6. Step 6: Final answer
    x = 375,528,663,481.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.