Home / 208,260,677.49-287,393,512.56-114,171,607.23

Finding the Fourth Proportional to 208,260,677.49, 287,393,512.56 and 114,171,607.23

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Solution

The fourth proportional to 208,260,677.49, 287,393,512.56 and 114,171,607.23 is: 157,553,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,260,677.49 : 287,393,512.56 = 114,171,607.23 : x
  2. Step 2: Convert to fraction form
    208,260,677.49/287,393,512.56 = 114,171,607.23/x
  3. Step 3: Cross multiply
    208,260,677.49x = 287,393,512.56 × 114,171,607.23
  4. Step 4: Simplify right side
    208,260,677.49x = 32,812,179,236,450,392
  5. Step 5: Solve for x
    x = 32,812,179,236,450,392/208,260,677.49
  6. Step 6: Final answer
    x = 157,553,406.78

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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.