Home / 208,158,590.57-287,259,192.59-114,057,784.31

Finding the Fourth Proportional to 208,158,590.57, 287,259,192.59 and 114,057,784.31

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Solution

The fourth proportional to 208,158,590.57, 287,259,192.59 and 114,057,784.31 is: 157,399,927.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,158,590.57 : 287,259,192.59 = 114,057,784.31 : x
  2. Step 2: Convert to fraction form
    208,158,590.57/287,259,192.59 = 114,057,784.31/x
  3. Step 3: Cross multiply
    208,158,590.57x = 287,259,192.59 × 114,057,784.31
  4. Step 4: Simplify right side
    208,158,590.57x = 32,764,147,027,488,384
  5. Step 5: Solve for x
    x = 32,764,147,027,488,384/208,158,590.57
  6. Step 6: Final answer
    x = 157,399,927.33

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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.