Home / 159,671,724.30-220,345,696.08-92,696,896.98

Finding the Fourth Proportional to 159,671,724.30, 220,345,696.08 and 92,696,896.98

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Solution

The fourth proportional to 159,671,724.30, 220,345,696.08 and 92,696,896.98 is: 127,920,972.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,671,724.30 : 220,345,696.08 = 92,696,896.98 : x
  2. Step 2: Convert to fraction form
    159,671,724.30/220,345,696.08 = 92,696,896.98/x
  3. Step 3: Cross multiply
    159,671,724.30x = 220,345,696.08 × 92,696,896.98
  4. Step 4: Simplify right side
    159,671,724.30x = 20,425,362,289,514,152
  5. Step 5: Solve for x
    x = 20,425,362,289,514,152/159,671,724.30
  6. Step 6: Final answer
    x = 127,920,972.73

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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.