Home / 472,751,180.48-647,666,093.52-455,072,515.76

Finding the Fourth Proportional to 472,751,180.48, 647,666,093.52 and 455,072,515.76

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Solution

The fourth proportional to 472,751,180.48, 647,666,093.52 and 455,072,515.76 is: 623,446,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,751,180.48 : 647,666,093.52 = 455,072,515.76 : x
  2. Step 2: Convert to fraction form
    472,751,180.48/647,666,093.52 = 455,072,515.76/x
  3. Step 3: Cross multiply
    472,751,180.48x = 647,666,093.52 × 455,072,515.76
  4. Step 4: Simplify right side
    472,751,180.48x = 294,735,038,550,597,824
  5. Step 5: Solve for x
    x = 294,735,038,550,597,824/472,751,180.48
  6. Step 6: Final answer
    x = 623,446,435.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.