Home / 447,595,387.34-670,650,857.30-272,187,827.36

Finding the Fourth Proportional to 447,595,387.34, 670,650,857.30 and 272,187,827.36

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Solution

The fourth proportional to 447,595,387.34, 670,650,857.30 and 272,187,827.36 is: 407,830,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,595,387.34 : 670,650,857.30 = 272,187,827.36 : x
  2. Step 2: Convert to fraction form
    447,595,387.34/670,650,857.30 = 272,187,827.36/x
  3. Step 3: Cross multiply
    447,595,387.34x = 670,650,857.30 × 272,187,827.36
  4. Step 4: Simplify right side
    447,595,387.34x = 182,542,999,765,608,384
  5. Step 5: Solve for x
    x = 182,542,999,765,608,384/447,595,387.34
  6. Step 6: Final answer
    x = 407,830,386.39

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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.