Home / 708,590,023.05-1,062,885,034.58-397,378,173.45

Finding the Fourth Proportional to 708,590,023.05, 1,062,885,034.58 and 397,378,173.45

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Solution

The fourth proportional to 708,590,023.05, 1,062,885,034.58 and 397,378,173.45 is: 596,067,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,590,023.05 : 1,062,885,034.58 = 397,378,173.45 : x
  2. Step 2: Convert to fraction form
    708,590,023.05/1,062,885,034.58 = 397,378,173.45/x
  3. Step 3: Cross multiply
    708,590,023.05x = 1,062,885,034.58 × 397,378,173.45
  4. Step 4: Simplify right side
    708,590,023.05x = 422,367,313,626,753,600
  5. Step 5: Solve for x
    x = 422,367,313,626,753,600/708,590,023.05
  6. Step 6: Final answer
    x = 596,067,260.18

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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.