Home / 438,802,369.62-605,534,162-240,557,089.02

Finding the Fourth Proportional to 438,802,369.62, 605,534,162 and 240,557,089.02

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Solution

The fourth proportional to 438,802,369.62, 605,534,162 and 240,557,089.02 is: 331,961,596.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,802,369.62 : 605,534,162 = 240,557,089.02 : x
  2. Step 2: Convert to fraction form
    438,802,369.62/605,534,162 = 240,557,089.02/x
  3. Step 3: Cross multiply
    438,802,369.62x = 605,534,162 × 240,557,089.02
  4. Step 4: Simplify right side
    438,802,369.62x = 145,665,535,312,885,120
  5. Step 5: Solve for x
    x = 145,665,535,312,885,120/438,802,369.62
  6. Step 6: Final answer
    x = 331,961,596.83

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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.