Home / 264,409,712.40-396,677,554.20-127,982,902.80

Finding the Fourth Proportional to 264,409,712.40, 396,677,554.20 and 127,982,902.80

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Solution

The fourth proportional to 264,409,712.40, 396,677,554.20 and 127,982,902.80 is: 192,004,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,409,712.40 : 396,677,554.20 = 127,982,902.80 : x
  2. Step 2: Convert to fraction form
    264,409,712.40/396,677,554.20 = 127,982,902.80/x
  3. Step 3: Cross multiply
    264,409,712.40x = 396,677,554.20 × 127,982,902.80
  4. Step 4: Simplify right side
    264,409,712.40x = 50,767,944,862,120,328
  5. Step 5: Solve for x
    x = 50,767,944,862,120,328/264,409,712.40
  6. Step 6: Final answer
    x = 192,004,841.28

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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.