Home / 69,791,468.67-104,638,724.05-30,908,732.49

Finding the Fourth Proportional to 69,791,468.67, 104,638,724.05 and 30,908,732.49

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Solution

The fourth proportional to 69,791,468.67, 104,638,724.05 and 30,908,732.49 is: 46,341,628.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791,468.67 : 104,638,724.05 = 30,908,732.49 : x
  2. Step 2: Convert to fraction form
    69,791,468.67/104,638,724.05 = 30,908,732.49/x
  3. Step 3: Cross multiply
    69,791,468.67x = 104,638,724.05 × 30,908,732.49
  4. Step 4: Simplify right side
    69,791,468.67x = 3,234,250,329,756,379
  5. Step 5: Solve for x
    x = 3,234,250,329,756,379/69,791,468.67
  6. Step 6: Final answer
    x = 46,341,628.73

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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.