Home / 26,466,884,615.40-39,645,907,364.70-18,195,111,738.60

Finding the Fourth Proportional to 26,466,884,615.40, 39,645,907,364.70 and 18,195,111,738.60

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Solution

The fourth proportional to 26,466,884,615.40, 39,645,907,364.70 and 18,195,111,738.60 is: 27,255,255,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,466,884,615.40 : 39,645,907,364.70 = 18,195,111,738.60 : x
  2. Step 2: Convert to fraction form
    26,466,884,615.40/39,645,907,364.70 = 18,195,111,738.60/x
  3. Step 3: Cross multiply
    26,466,884,615.40x = 39,645,907,364.70 × 18,195,111,738.60
  4. Step 4: Simplify right side
    26,466,884,615.40x = 721,361,714,478,901,100,544
  5. Step 5: Solve for x
    x = 721,361,714,478,901,100,544/26,466,884,615.40
  6. Step 6: Final answer
    x = 27,255,255,953.29

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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.