Home / 239,389,087.12-358,563,973.96-146,992,361.20

Finding the Fourth Proportional to 239,389,087.12, 358,563,973.96 and 146,992,361.20

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Solution

The fourth proportional to 239,389,087.12, 358,563,973.96 and 146,992,361.20 is: 220,169,456.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,389,087.12 : 358,563,973.96 = 146,992,361.20 : x
  2. Step 2: Convert to fraction form
    239,389,087.12/358,563,973.96 = 146,992,361.20/x
  3. Step 3: Cross multiply
    239,389,087.12x = 358,563,973.96 × 146,992,361.20
  4. Step 4: Simplify right side
    239,389,087.12x = 52,706,165,173,635,704
  5. Step 5: Solve for x
    x = 52,706,165,173,635,704/239,389,087.12
  6. Step 6: Final answer
    x = 220,169,456.38

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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.