Home / 190,081,085.22-284,639,342.82-159,294,708.06

Finding the Fourth Proportional to 190,081,085.22, 284,639,342.82 and 159,294,708.06

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Solution

The fourth proportional to 190,081,085.22, 284,639,342.82 and 159,294,708.06 is: 238,537,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,081,085.22 : 284,639,342.82 = 159,294,708.06 : x
  2. Step 2: Convert to fraction form
    190,081,085.22/284,639,342.82 = 159,294,708.06/x
  3. Step 3: Cross multiply
    190,081,085.22x = 284,639,342.82 × 159,294,708.06
  4. Step 4: Simplify right side
    190,081,085.22x = 45,341,541,016,902,160
  5. Step 5: Solve for x
    x = 45,341,541,016,902,160/190,081,085.22
  6. Step 6: Final answer
    x = 238,537,890.10

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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.