Home / 105,649,273.58-145,774,165.03-60,994,471.85

Finding the Fourth Proportional to 105,649,273.58, 145,774,165.03 and 60,994,471.85

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Solution

The fourth proportional to 105,649,273.58, 145,774,165.03 and 60,994,471.85 is: 84,159,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,649,273.58 : 145,774,165.03 = 60,994,471.85 : x
  2. Step 2: Convert to fraction form
    105,649,273.58/145,774,165.03 = 60,994,471.85/x
  3. Step 3: Cross multiply
    105,649,273.58x = 145,774,165.03 × 60,994,471.85
  4. Step 4: Simplify right side
    105,649,273.58x = 8,891,418,205,348,916
  5. Step 5: Solve for x
    x = 8,891,418,205,348,916/105,649,273.58
  6. Step 6: Final answer
    x = 84,159,766.60

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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.