Home / 475,092,464.55-712,638,696.83-242,640,171.15

Finding the Fourth Proportional to 475,092,464.55, 712,638,696.83 and 242,640,171.15

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Solution

The fourth proportional to 475,092,464.55, 712,638,696.83 and 242,640,171.15 is: 363,960,256.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,092,464.55 : 712,638,696.83 = 242,640,171.15 : x
  2. Step 2: Convert to fraction form
    475,092,464.55/712,638,696.83 = 242,640,171.15/x
  3. Step 3: Cross multiply
    475,092,464.55x = 712,638,696.83 × 242,640,171.15
  4. Step 4: Simplify right side
    475,092,464.55x = 172,914,775,365,730,976
  5. Step 5: Solve for x
    x = 172,914,775,365,730,976/475,092,464.55
  6. Step 6: Final answer
    x = 363,960,256.73

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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.