Home / 188,710,601.30-260,418,146.64-103,936,092.28

Finding the Fourth Proportional to 188,710,601.30, 260,418,146.64 and 103,936,092.28

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Solution

The fourth proportional to 188,710,601.30, 260,418,146.64 and 103,936,092.28 is: 143,430,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,710,601.30 : 260,418,146.64 = 103,936,092.28 : x
  2. Step 2: Convert to fraction form
    188,710,601.30/260,418,146.64 = 103,936,092.28/x
  3. Step 3: Cross multiply
    188,710,601.30x = 260,418,146.64 × 103,936,092.28
  4. Step 4: Simplify right side
    188,710,601.30x = 27,066,844,519,520,808
  5. Step 5: Solve for x
    x = 27,066,844,519,520,808/188,710,601.30
  6. Step 6: Final answer
    x = 143,430,439.70

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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.