Home / 119,918,750.87-179,850,932.95-54,296,568.01

Finding the Fourth Proportional to 119,918,750.87, 179,850,932.95 and 54,296,568.01

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Solution

The fourth proportional to 119,918,750.87, 179,850,932.95 and 54,296,568.01 is: 81,432,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,918,750.87 : 179,850,932.95 = 54,296,568.01 : x
  2. Step 2: Convert to fraction form
    119,918,750.87/179,850,932.95 = 54,296,568.01/x
  3. Step 3: Cross multiply
    119,918,750.87x = 179,850,932.95 × 54,296,568.01
  4. Step 4: Simplify right side
    119,918,750.87x = 9,765,288,413,101,480
  5. Step 5: Solve for x
    x = 9,765,288,413,101,480/119,918,750.87
  6. Step 6: Final answer
    x = 81,432,539.47

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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.