Home / 1,519,094,868.03-2,279,051,345.62-781,762,995.81

Finding the Fourth Proportional to 1,519,094,868.03, 2,279,051,345.62 and 781,762,995.81

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Solution

The fourth proportional to 1,519,094,868.03, 2,279,051,345.62 and 781,762,995.81 is: 1,172,854,997.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,094,868.03 : 2,279,051,345.62 = 781,762,995.81 : x
  2. Step 2: Convert to fraction form
    1,519,094,868.03/2,279,051,345.62 = 781,762,995.81/x
  3. Step 3: Cross multiply
    1,519,094,868.03x = 2,279,051,345.62 × 781,762,995.81
  4. Step 4: Simplify right side
    1,519,094,868.03x = 1,781,678,007,553,340,928
  5. Step 5: Solve for x
    x = 1,781,678,007,553,340,928/1,519,094,868.03
  6. Step 6: Final answer
    x = 1,172,854,997.44

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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.