Home / 102,941,804.70-154,412,707.05-34,783,512.30

Finding the Fourth Proportional to 102,941,804.70, 154,412,707.05 and 34,783,512.30

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Solution

The fourth proportional to 102,941,804.70, 154,412,707.05 and 34,783,512.30 is: 52,175,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,941,804.70 : 154,412,707.05 = 34,783,512.30 : x
  2. Step 2: Convert to fraction form
    102,941,804.70/154,412,707.05 = 34,783,512.30/x
  3. Step 3: Cross multiply
    102,941,804.70x = 154,412,707.05 × 34,783,512.30
  4. Step 4: Simplify right side
    102,941,804.70x = 5,371,016,294,949,972
  5. Step 5: Solve for x
    x = 5,371,016,294,949,972/102,941,804.70
  6. Step 6: Final answer
    x = 52,175,268.45

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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.