Home / 982,486,352.40-1,469,698,450.20-885,740,470.80

Finding the Fourth Proportional to 982,486,352.40, 1,469,698,450.20 and 885,740,470.80

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Solution

The fourth proportional to 982,486,352.40, 1,469,698,450.20 and 885,740,470.80 is: 1,324,976,569.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,486,352.40 : 1,469,698,450.20 = 885,740,470.80 : x
  2. Step 2: Convert to fraction form
    982,486,352.40/1,469,698,450.20 = 885,740,470.80/x
  3. Step 3: Cross multiply
    982,486,352.40x = 1,469,698,450.20 × 885,740,470.80
  4. Step 4: Simplify right side
    982,486,352.40x = 1,301,771,397,214,178,304
  5. Step 5: Solve for x
    x = 1,301,771,397,214,178,304/982,486,352.40
  6. Step 6: Final answer
    x = 1,324,976,569.94

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1.5x scale

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.