Home / 1,016,307,584.32-1,524,534,240.84-425,503,296.40

Finding the Fourth Proportional to 1,016,307,584.32, 1,524,534,240.84 and 425,503,296.40

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Solution

The fourth proportional to 1,016,307,584.32, 1,524,534,240.84 and 425,503,296.40 is: 638,285,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,307,584.32 : 1,524,534,240.84 = 425,503,296.40 : x
  2. Step 2: Convert to fraction form
    1,016,307,584.32/1,524,534,240.84 = 425,503,296.40/x
  3. Step 3: Cross multiply
    1,016,307,584.32x = 1,524,534,240.84 × 425,503,296.40
  4. Step 4: Simplify right side
    1,016,307,584.32x = 648,694,344,952,091,392
  5. Step 5: Solve for x
    x = 648,694,344,952,091,392/1,016,307,584.32
  6. Step 6: Final answer
    x = 638,285,451.14

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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.