Home / 274,108,346.60-378,354,220.98-176,323,202.60

Finding the Fourth Proportional to 274,108,346.60, 378,354,220.98 and 176,323,202.60

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Solution

The fourth proportional to 274,108,346.60, 378,354,220.98 and 176,323,202.60 is: 243,380,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,108,346.60 : 378,354,220.98 = 176,323,202.60 : x
  2. Step 2: Convert to fraction form
    274,108,346.60/378,354,220.98 = 176,323,202.60/x
  3. Step 3: Cross multiply
    274,108,346.60x = 378,354,220.98 × 176,323,202.60
  4. Step 4: Simplify right side
    274,108,346.60x = 66,712,627,960,421,712
  5. Step 5: Solve for x
    x = 66,712,627,960,421,712/274,108,346.60
  6. Step 6: Final answer
    x = 243,380,505.51

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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.