Home / 148,617,014.09-205,091,958.50-82,537,512.32

Finding the Fourth Proportional to 148,617,014.09, 205,091,958.50 and 82,537,512.32

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Solution

The fourth proportional to 148,617,014.09, 205,091,958.50 and 82,537,512.32 is: 113,902,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,617,014.09 : 205,091,958.50 = 82,537,512.32 : x
  2. Step 2: Convert to fraction form
    148,617,014.09/205,091,958.50 = 82,537,512.32/x
  3. Step 3: Cross multiply
    148,617,014.09x = 205,091,958.50 × 82,537,512.32
  4. Step 4: Simplify right side
    148,617,014.09x = 16,927,780,051,426,678
  5. Step 5: Solve for x
    x = 16,927,780,051,426,678/148,617,014.09
  6. Step 6: Final answer
    x = 113,902,033.06

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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.