Home / 74,124,128.41-111,029,775.33-59,471,718.73

Finding the Fourth Proportional to 74,124,128.41, 111,029,775.33 and 59,471,718.73

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Solution

The fourth proportional to 74,124,128.41, 111,029,775.33 and 59,471,718.73 is: 89,082,080.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,124,128.41 : 111,029,775.33 = 59,471,718.73 : x
  2. Step 2: Convert to fraction form
    74,124,128.41/111,029,775.33 = 59,471,718.73/x
  3. Step 3: Cross multiply
    74,124,128.41x = 111,029,775.33 × 59,471,718.73
  4. Step 4: Simplify right side
    74,124,128.41x = 6,603,131,569,080,852
  5. Step 5: Solve for x
    x = 6,603,131,569,080,852/74,124,128.41
  6. Step 6: Final answer
    x = 89,082,080.43

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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.