Home / 17,008,461,156.10-25,512,691,734.15-15,661,577,085.70

Finding the Fourth Proportional to 17,008,461,156.10, 25,512,691,734.15 and 15,661,577,085.70

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Solution

The fourth proportional to 17,008,461,156.10, 25,512,691,734.15 and 15,661,577,085.70 is: 23,492,365,628.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008,461,156.10 : 25,512,691,734.15 = 15,661,577,085.70 : x
  2. Step 2: Convert to fraction form
    17,008,461,156.10/25,512,691,734.15 = 15,661,577,085.70/x
  3. Step 3: Cross multiply
    17,008,461,156.10x = 25,512,691,734.15 × 15,661,577,085.70
  4. Step 4: Simplify right side
    17,008,461,156.10x = 399,568,988,258,091,466,752
  5. Step 5: Solve for x
    x = 399,568,988,258,091,466,752/17,008,461,156.10
  6. Step 6: Final answer
    x = 23,492,365,628.55

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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.