Home / 465,935,689.40-699,351,431.70-236,164,220.60

Finding the Fourth Proportional to 465,935,689.40, 699,351,431.70 and 236,164,220.60

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Solution

The fourth proportional to 465,935,689.40, 699,351,431.70 and 236,164,220.60 is: 354,473,352.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,935,689.40 : 699,351,431.70 = 236,164,220.60 : x
  2. Step 2: Convert to fraction form
    465,935,689.40/699,351,431.70 = 236,164,220.60/x
  3. Step 3: Cross multiply
    465,935,689.40x = 699,351,431.70 × 236,164,220.60
  4. Step 4: Simplify right side
    465,935,689.40x = 165,161,785,792,924,640
  5. Step 5: Solve for x
    x = 165,161,785,792,924,640/465,935,689.40
  6. Step 6: Final answer
    x = 354,473,352.33

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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.