Home / 147,538,993-203,605,909.86-82,348,897

Finding the Fourth Proportional to 147,538,993, 203,605,909.86 and 82,348,897

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Solution

The fourth proportional to 147,538,993, 203,605,909.86 and 82,348,897 is: 113,642,649.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,538,993 : 203,605,909.86 = 82,348,897 : x
  2. Step 2: Convert to fraction form
    147,538,993/203,605,909.86 = 82,348,897/x
  3. Step 3: Cross multiply
    147,538,993x = 203,605,909.86 × 82,348,897
  4. Step 4: Simplify right side
    147,538,993x = 16,766,722,099,652,426
  5. Step 5: Solve for x
    x = 16,766,722,099,652,426/147,538,993
  6. Step 6: Final answer
    x = 113,642,649.71

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Why These Related Problems?

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