Home / 305,155,042.80-457,732,564.22-89,744,290.80

Finding the Fourth Proportional to 305,155,042.80, 457,732,564.22 and 89,744,290.80

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Solution

The fourth proportional to 305,155,042.80, 457,732,564.22 and 89,744,290.80 is: 134,616,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,155,042.80 : 457,732,564.22 = 89,744,290.80 : x
  2. Step 2: Convert to fraction form
    305,155,042.80/457,732,564.22 = 89,744,290.80/x
  3. Step 3: Cross multiply
    305,155,042.80x = 457,732,564.22 × 89,744,290.80
  4. Step 4: Simplify right side
    305,155,042.80x = 41,078,884,351,540,632
  5. Step 5: Solve for x
    x = 41,078,884,351,540,632/305,155,042.80
  6. Step 6: Final answer
    x = 134,616,436.20

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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.