Home / 28,387,144,004.22-39,186,320,821.35-17,687,551,082.22

Finding the Fourth Proportional to 28,387,144,004.22, 39,186,320,821.35 and 17,687,551,082.22

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Solution

The fourth proportional to 28,387,144,004.22, 39,186,320,821.35 and 17,687,551,082.22 is: 24,416,336,181.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,387,144,004.22 : 39,186,320,821.35 = 17,687,551,082.22 : x
  2. Step 2: Convert to fraction form
    28,387,144,004.22/39,186,320,821.35 = 17,687,551,082.22/x
  3. Step 3: Cross multiply
    28,387,144,004.22x = 39,186,320,821.35 × 17,687,551,082.22
  4. Step 4: Simplify right side
    28,387,144,004.22x = 693,110,051,251,889,373,184
  5. Step 5: Solve for x
    x = 693,110,051,251,889,373,184/28,387,144,004.22
  6. Step 6: Final answer
    x = 24,416,336,181.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.