Home / 1,475,496,019.80-2,213,244,029.70-384,979,087.80

Finding the Fourth Proportional to 1,475,496,019.80, 2,213,244,029.70 and 384,979,087.80

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Solution

The fourth proportional to 1,475,496,019.80, 2,213,244,029.70 and 384,979,087.80 is: 577,468,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,496,019.80 : 2,213,244,029.70 = 384,979,087.80 : x
  2. Step 2: Convert to fraction form
    1,475,496,019.80/2,213,244,029.70 = 384,979,087.80/x
  3. Step 3: Cross multiply
    1,475,496,019.80x = 2,213,244,029.70 × 384,979,087.80
  4. Step 4: Simplify right side
    1,475,496,019.80x = 852,052,667,632,702,080
  5. Step 5: Solve for x
    x = 852,052,667,632,702,080/1,475,496,019.80
  6. Step 6: Final answer
    x = 577,468,631.70

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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.