Home / 322,520,140.80-484,974,604.80-269,966,822.40

Finding the Fourth Proportional to 322,520,140.80, 484,974,604.80 and 269,966,822.40

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Solution

The fourth proportional to 322,520,140.80, 484,974,604.80 and 269,966,822.40 is: 405,950,005.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,520,140.80 : 484,974,604.80 = 269,966,822.40 : x
  2. Step 2: Convert to fraction form
    322,520,140.80/484,974,604.80 = 269,966,822.40/x
  3. Step 3: Cross multiply
    322,520,140.80x = 484,974,604.80 × 269,966,822.40
  4. Step 4: Simplify right side
    322,520,140.80x = 130,927,053,002,551,776
  5. Step 5: Solve for x
    x = 130,927,053,002,551,776/322,520,140.80
  6. Step 6: Final answer
    x = 405,950,005.72

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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.