Home / 208,354,834.68-287,534,951.34-114,272,727.48

Finding the Fourth Proportional to 208,354,834.68, 287,534,951.34 and 114,272,727.48

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Solution

The fourth proportional to 208,354,834.68, 287,534,951.34 and 114,272,727.48 is: 157,699,259.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,354,834.68 : 287,534,951.34 = 114,272,727.48 : x
  2. Step 2: Convert to fraction form
    208,354,834.68/287,534,951.34 = 114,272,727.48/x
  3. Step 3: Cross multiply
    208,354,834.68x = 287,534,951.34 × 114,272,727.48
  4. Step 4: Simplify right side
    208,354,834.68x = 32,857,403,135,450,880
  5. Step 5: Solve for x
    x = 32,857,403,135,450,880/208,354,834.68
  6. Step 6: Final answer
    x = 157,699,259.47

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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.