Home / 366,693,372.50-550,187,013.80-133,540,302.74

Finding the Fourth Proportional to 366,693,372.50, 550,187,013.80 and 133,540,302.74

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Solution

The fourth proportional to 366,693,372.50, 550,187,013.80 and 133,540,302.74 is: 200,363,971.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,693,372.50 : 550,187,013.80 = 133,540,302.74 : x
  2. Step 2: Convert to fraction form
    366,693,372.50/550,187,013.80 = 133,540,302.74/x
  3. Step 3: Cross multiply
    366,693,372.50x = 550,187,013.80 × 133,540,302.74
  4. Step 4: Simplify right side
    366,693,372.50x = 73,472,140,384,051,472
  5. Step 5: Solve for x
    x = 73,472,140,384,051,472/366,693,372.50
  6. Step 6: Final answer
    x = 200,363,971.36

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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.