Home / 607,567,671.72-838,447,412.66-329,109,195.26

Finding the Fourth Proportional to 607,567,671.72, 838,447,412.66 and 329,109,195.26

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Solution

The fourth proportional to 607,567,671.72, 838,447,412.66 and 329,109,195.26 is: 454,172,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,567,671.72 : 838,447,412.66 = 329,109,195.26 : x
  2. Step 2: Convert to fraction form
    607,567,671.72/838,447,412.66 = 329,109,195.26/x
  3. Step 3: Cross multiply
    607,567,671.72x = 838,447,412.66 × 329,109,195.26
  4. Step 4: Simplify right side
    607,567,671.72x = 275,940,753,248,361,728
  5. Step 5: Solve for x
    x = 275,940,753,248,361,728/607,567,671.72
  6. Step 6: Final answer
    x = 454,172,870.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.