Home / 93,188,082.20-128,599,943.18-51,371,229.77

Finding the Fourth Proportional to 93,188,082.20, 128,599,943.18 and 51,371,229.77

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Solution

The fourth proportional to 93,188,082.20, 128,599,943.18 and 51,371,229.77 is: 70,892,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,188,082.20 : 128,599,943.18 = 51,371,229.77 : x
  2. Step 2: Convert to fraction form
    93,188,082.20/128,599,943.18 = 51,371,229.77/x
  3. Step 3: Cross multiply
    93,188,082.20x = 128,599,943.18 × 51,371,229.77
  4. Step 4: Simplify right side
    93,188,082.20x = 6,606,337,228,608,869
  5. Step 5: Solve for x
    x = 6,606,337,228,608,869/93,188,082.20
  6. Step 6: Final answer
    x = 70,892,511.92

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Why These Related Problems?

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