Home / 208,354,702.34-287,534,768.49-114,272,594.82

Finding the Fourth Proportional to 208,354,702.34, 287,534,768.49 and 114,272,594.82

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Solution

The fourth proportional to 208,354,702.34, 287,534,768.49 and 114,272,594.82 is: 157,699,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,354,702.34 : 287,534,768.49 = 114,272,594.82 : x
  2. Step 2: Convert to fraction form
    208,354,702.34/287,534,768.49 = 114,272,594.82/x
  3. Step 3: Cross multiply
    208,354,702.34x = 287,534,768.49 × 114,272,594.82
  4. Step 4: Simplify right side
    208,354,702.34x = 32,857,344,096,320,272
  5. Step 5: Solve for x
    x = 32,857,344,096,320,272/208,354,702.34
  6. Step 6: Final answer
    x = 157,699,076.27

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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.