Home / 84,715,666.25-116,902,708.02-47,542,475.47

Finding the Fourth Proportional to 84,715,666.25, 116,902,708.02 and 47,542,475.47

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Solution

The fourth proportional to 84,715,666.25, 116,902,708.02 and 47,542,475.47 is: 65,605,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,715,666.25 : 116,902,708.02 = 47,542,475.47 : x
  2. Step 2: Convert to fraction form
    84,715,666.25/116,902,708.02 = 47,542,475.47/x
  3. Step 3: Cross multiply
    84,715,666.25x = 116,902,708.02 × 47,542,475.47
  4. Step 4: Simplify right side
    84,715,666.25x = 5,557,844,128,082,304
  5. Step 5: Solve for x
    x = 5,557,844,128,082,304/84,715,666.25
  6. Step 6: Final answer
    x = 65,605,859.86

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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.