Home / 796,910,412.58-1,099,740,188.73-439,678,171.06

Finding the Fourth Proportional to 796,910,412.58, 1,099,740,188.73 and 439,678,171.06

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Solution

The fourth proportional to 796,910,412.58, 1,099,740,188.73 and 439,678,171.06 is: 606,757,983.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,910,412.58 : 1,099,740,188.73 = 439,678,171.06 : x
  2. Step 2: Convert to fraction form
    796,910,412.58/1,099,740,188.73 = 439,678,171.06/x
  3. Step 3: Cross multiply
    796,910,412.58x = 1,099,740,188.73 × 439,678,171.06
  4. Step 4: Simplify right side
    796,910,412.58x = 483,531,754,821,985,664
  5. Step 5: Solve for x
    x = 483,531,754,821,985,664/796,910,412.58
  6. Step 6: Final answer
    x = 606,757,983.32

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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.