Home / 261,560,554.88-392,355,140.16-106,091,273.84

Finding the Fourth Proportional to 261,560,554.88, 392,355,140.16 and 106,091,273.84

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Solution

The fourth proportional to 261,560,554.88, 392,355,140.16 and 106,091,273.84 is: 159,142,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,560,554.88 : 392,355,140.16 = 106,091,273.84 : x
  2. Step 2: Convert to fraction form
    261,560,554.88/392,355,140.16 = 106,091,273.84/x
  3. Step 3: Cross multiply
    261,560,554.88x = 392,355,140.16 × 106,091,273.84
  4. Step 4: Simplify right side
    261,560,554.88x = 41,625,456,617,246,144
  5. Step 5: Solve for x
    x = 41,625,456,617,246,144/261,560,554.88
  6. Step 6: Final answer
    x = 159,142,714.15

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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.