Home / 330,545,139.60-495,220,512.60-282,769,395.60

Finding the Fourth Proportional to 330,545,139.60, 495,220,512.60 and 282,769,395.60

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Solution

The fourth proportional to 330,545,139.60, 495,220,512.60 and 282,769,395.60 is: 423,643,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,545,139.60 : 495,220,512.60 = 282,769,395.60 : x
  2. Step 2: Convert to fraction form
    330,545,139.60/495,220,512.60 = 282,769,395.60/x
  3. Step 3: Cross multiply
    330,545,139.60x = 495,220,512.60 × 282,769,395.60
  4. Step 4: Simplify right side
    330,545,139.60x = 140,033,205,036,624,208
  5. Step 5: Solve for x
    x = 140,033,205,036,624,208/330,545,139.60
  6. Step 6: Final answer
    x = 423,643,213.17

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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.