Home / 1,074,940,455.39-1,612,502,196.21-328,123,972.50

Finding the Fourth Proportional to 1,074,940,455.39, 1,612,502,196.21 and 328,123,972.50

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Solution

The fourth proportional to 1,074,940,455.39, 1,612,502,196.21 and 328,123,972.50 is: 492,213,893.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,940,455.39 : 1,612,502,196.21 = 328,123,972.50 : x
  2. Step 2: Convert to fraction form
    1,074,940,455.39/1,612,502,196.21 = 328,123,972.50/x
  3. Step 3: Cross multiply
    1,074,940,455.39x = 1,612,502,196.21 × 328,123,972.50
  4. Step 4: Simplify right side
    1,074,940,455.39x = 529,100,626,285,399,680
  5. Step 5: Solve for x
    x = 529,100,626,285,399,680/1,074,940,455.39
  6. Step 6: Final answer
    x = 492,213,893.00

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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.