Home / 80,073,999.45-120,110,999.18-46,061,775.45

Finding the Fourth Proportional to 80,073,999.45, 120,110,999.18 and 46,061,775.45

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Solution

The fourth proportional to 80,073,999.45, 120,110,999.18 and 46,061,775.45 is: 69,092,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,073,999.45 : 120,110,999.18 = 46,061,775.45 : x
  2. Step 2: Convert to fraction form
    80,073,999.45/120,110,999.18 = 46,061,775.45/x
  3. Step 3: Cross multiply
    80,073,999.45x = 120,110,999.18 × 46,061,775.45
  4. Step 4: Simplify right side
    80,073,999.45x = 5,532,525,873,073,985
  5. Step 5: Solve for x
    x = 5,532,525,873,073,985/80,073,999.45
  6. Step 6: Final answer
    x = 69,092,663.18

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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.