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Finding the Fourth Proportional to 93,579,471.52, 140,202,737.53 and 79,792,750.22

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Solution

The fourth proportional to 93,579,471.52, 140,202,737.53 and 79,792,750.22 is: 119,547,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,579,471.52 : 140,202,737.53 = 79,792,750.22 : x
  2. Step 2: Convert to fraction form
    93,579,471.52/140,202,737.53 = 79,792,750.22/x
  3. Step 3: Cross multiply
    93,579,471.52x = 140,202,737.53 × 79,792,750.22
  4. Step 4: Simplify right side
    93,579,471.52x = 11,187,162,014,991,014
  5. Step 5: Solve for x
    x = 11,187,162,014,991,014/93,579,471.52
  6. Step 6: Final answer
    x = 119,547,180.95

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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.