Home / 69,872,540.76-104,828,254.94-30,484,240.94

Finding the Fourth Proportional to 69,872,540.76, 104,828,254.94 and 30,484,240.94

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Solution

The fourth proportional to 69,872,540.76, 104,828,254.94 and 30,484,240.94 is: 45,734,844.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,872,540.76 : 104,828,254.94 = 30,484,240.94 : x
  2. Step 2: Convert to fraction form
    69,872,540.76/104,828,254.94 = 30,484,240.94/x
  3. Step 3: Cross multiply
    69,872,540.76x = 104,828,254.94 × 30,484,240.94
  4. Step 4: Simplify right side
    69,872,540.76x = 3,195,609,780,234,142.50
  5. Step 5: Solve for x
    x = 3,195,609,780,234,142.50/69,872,540.76
  6. Step 6: Final answer
    x = 45,734,844.41

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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.