Home / 111,728,916.77-167,484,682.85-53,421,442.61

Finding the Fourth Proportional to 111,728,916.77, 167,484,682.85 and 53,421,442.61

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Solution

The fourth proportional to 111,728,916.77, 167,484,682.85 and 53,421,442.61 is: 80,080,194.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,728,916.77 : 167,484,682.85 = 53,421,442.61 : x
  2. Step 2: Convert to fraction form
    111,728,916.77/167,484,682.85 = 53,421,442.61/x
  3. Step 3: Cross multiply
    111,728,916.77x = 167,484,682.85 × 53,421,442.61
  4. Step 4: Simplify right side
    111,728,916.77x = 8,947,273,371,820,795
  5. Step 5: Solve for x
    x = 8,947,273,371,820,795/111,728,916.77
  6. Step 6: Final answer
    x = 80,080,194.37

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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.