Home / 356,525,312.40-534,787,968.60-162,815,067.90

Finding the Fourth Proportional to 356,525,312.40, 534,787,968.60 and 162,815,067.90

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Solution

The fourth proportional to 356,525,312.40, 534,787,968.60 and 162,815,067.90 is: 244,222,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,525,312.40 : 534,787,968.60 = 162,815,067.90 : x
  2. Step 2: Convert to fraction form
    356,525,312.40/534,787,968.60 = 162,815,067.90/x
  3. Step 3: Cross multiply
    356,525,312.40x = 534,787,968.60 × 162,815,067.90
  4. Step 4: Simplify right side
    356,525,312.40x = 87,071,539,419,712,080
  5. Step 5: Solve for x
    x = 87,071,539,419,712,080/356,525,312.40
  6. Step 6: Final answer
    x = 244,222,601.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.