Home / 374,620,917.03-516,965,642.31-207,364,034.04

Finding the Fourth Proportional to 374,620,917.03, 516,965,642.31 and 207,364,034.04

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Solution

The fourth proportional to 374,620,917.03, 516,965,642.31 and 207,364,034.04 is: 286,156,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,620,917.03 : 516,965,642.31 = 207,364,034.04 : x
  2. Step 2: Convert to fraction form
    374,620,917.03/516,965,642.31 = 207,364,034.04/x
  3. Step 3: Cross multiply
    374,620,917.03x = 516,965,642.31 × 207,364,034.04
  4. Step 4: Simplify right side
    374,620,917.03x = 107,200,081,049,481,296
  5. Step 5: Solve for x
    x = 107,200,081,049,481,296/374,620,917.03
  6. Step 6: Final answer
    x = 286,156,154.60

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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.