Home / 341,628,011.80-512,442,017.70-325,755,640.60

Finding the Fourth Proportional to 341,628,011.80, 512,442,017.70 and 325,755,640.60

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Solution

The fourth proportional to 341,628,011.80, 512,442,017.70 and 325,755,640.60 is: 488,633,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,628,011.80 : 512,442,017.70 = 325,755,640.60 : x
  2. Step 2: Convert to fraction form
    341,628,011.80/512,442,017.70 = 325,755,640.60/x
  3. Step 3: Cross multiply
    341,628,011.80x = 512,442,017.70 × 325,755,640.60
  4. Step 4: Simplify right side
    341,628,011.80x = 166,930,877,746,220,032
  5. Step 5: Solve for x
    x = 166,930,877,746,220,032/341,628,011.80
  6. Step 6: Final answer
    x = 488,633,460.90

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1.5x scale

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.