Home / 449,418,232.20-674,146,010.70-142,701,688.20

Finding the Fourth Proportional to 449,418,232.20, 674,146,010.70 and 142,701,688.20

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Solution

The fourth proportional to 449,418,232.20, 674,146,010.70 and 142,701,688.20 is: 214,058,458.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,418,232.20 : 674,146,010.70 = 142,701,688.20 : x
  2. Step 2: Convert to fraction form
    449,418,232.20/674,146,010.70 = 142,701,688.20/x
  3. Step 3: Cross multiply
    449,418,232.20x = 674,146,010.70 × 142,701,688.20
  4. Step 4: Simplify right side
    449,418,232.20x = 96,201,773,820,185,264
  5. Step 5: Solve for x
    x = 96,201,773,820,185,264/449,418,232.20
  6. Step 6: Final answer
    x = 214,058,458.09

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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.