Home / 274,833,464.76-379,272,721.32-149,385,955.68

Finding the Fourth Proportional to 274,833,464.76, 379,272,721.32 and 149,385,955.68

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Solution

The fourth proportional to 274,833,464.76, 379,272,721.32 and 149,385,955.68 is: 206,153,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,833,464.76 : 379,272,721.32 = 149,385,955.68 : x
  2. Step 2: Convert to fraction form
    274,833,464.76/379,272,721.32 = 149,385,955.68/x
  3. Step 3: Cross multiply
    274,833,464.76x = 379,272,721.32 × 149,385,955.68
  4. Step 4: Simplify right side
    274,833,464.76x = 56,658,017,937,742,512
  5. Step 5: Solve for x
    x = 56,658,017,937,742,512/274,833,464.76
  6. Step 6: Final answer
    x = 206,153,999.43

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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.