Home / 219,895,387.26-303,316,188.57-135,085,393.50

Finding the Fourth Proportional to 219,895,387.26, 303,316,188.57 and 135,085,393.50

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Solution

The fourth proportional to 219,895,387.26, 303,316,188.57 and 135,085,393.50 is: 186,332,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,895,387.26 : 303,316,188.57 = 135,085,393.50 : x
  2. Step 2: Convert to fraction form
    219,895,387.26/303,316,188.57 = 135,085,393.50/x
  3. Step 3: Cross multiply
    219,895,387.26x = 303,316,188.57 × 135,085,393.50
  4. Step 4: Simplify right side
    219,895,387.26x = 40,973,586,687,646,936
  5. Step 5: Solve for x
    x = 40,973,586,687,646,936/219,895,387.26
  6. Step 6: Final answer
    x = 186,332,179.13

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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.