Home / 148,582,131.52-205,042,271.52-82,502,305.60

Finding the Fourth Proportional to 148,582,131.52, 205,042,271.52 and 82,502,305.60

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Solution

The fourth proportional to 148,582,131.52, 205,042,271.52 and 82,502,305.60 is: 113,852,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,582,131.52 : 205,042,271.52 = 82,502,305.60 : x
  2. Step 2: Convert to fraction form
    148,582,131.52/205,042,271.52 = 82,502,305.60/x
  3. Step 3: Cross multiply
    148,582,131.52x = 205,042,271.52 × 82,502,305.60
  4. Step 4: Simplify right side
    148,582,131.52x = 16,916,460,145,861,216
  5. Step 5: Solve for x
    x = 16,916,460,145,861,216/148,582,131.52
  6. Step 6: Final answer
    x = 113,852,587.61

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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.