Home / 30,625,093,707.60-45,937,640,561.40-11,986,394,955.60

Finding the Fourth Proportional to 30,625,093,707.60, 45,937,640,561.40 and 11,986,394,955.60

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Solution

The fourth proportional to 30,625,093,707.60, 45,937,640,561.40 and 11,986,394,955.60 is: 17,979,592,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,625,093,707.60 : 45,937,640,561.40 = 11,986,394,955.60 : x
  2. Step 2: Convert to fraction form
    30,625,093,707.60/45,937,640,561.40 = 11,986,394,955.60/x
  3. Step 3: Cross multiply
    30,625,093,707.60x = 45,937,640,561.40 × 11,986,394,955.60
  4. Step 4: Simplify right side
    30,625,093,707.60x = 550,626,703,097,330,925,568
  5. Step 5: Solve for x
    x = 550,626,703,097,330,925,568/30,625,093,707.60
  6. Step 6: Final answer
    x = 17,979,592,433.40

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Double scale
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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.