Home / 75,689,071.84-104,496,291.92-49,629,050.40

Finding the Fourth Proportional to 75,689,071.84, 104,496,291.92 and 49,629,050.40

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Solution

The fourth proportional to 75,689,071.84, 104,496,291.92 and 49,629,050.40 is: 68,517,840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,689,071.84 : 104,496,291.92 = 49,629,050.40 : x
  2. Step 2: Convert to fraction form
    75,689,071.84/104,496,291.92 = 49,629,050.40/x
  3. Step 3: Cross multiply
    75,689,071.84x = 104,496,291.92 × 49,629,050.40
  4. Step 4: Simplify right side
    75,689,071.84x = 5,186,051,738,310,793
  5. Step 5: Solve for x
    x = 5,186,051,738,310,793/75,689,071.84
  6. Step 6: Final answer
    x = 68,517,840.32

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