Home / 723,168,015.90-1,084,752,023.85-238,468,163.10

Finding the Fourth Proportional to 723,168,015.90, 1,084,752,023.85 and 238,468,163.10

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Solution

The fourth proportional to 723,168,015.90, 1,084,752,023.85 and 238,468,163.10 is: 357,702,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,168,015.90 : 1,084,752,023.85 = 238,468,163.10 : x
  2. Step 2: Convert to fraction form
    723,168,015.90/1,084,752,023.85 = 238,468,163.10/x
  3. Step 3: Cross multiply
    723,168,015.90x = 1,084,752,023.85 × 238,468,163.10
  4. Step 4: Simplify right side
    723,168,015.90x = 258,678,822,546,516,864
  5. Step 5: Solve for x
    x = 258,678,822,546,516,864/723,168,015.90
  6. Step 6: Final answer
    x = 357,702,244.65

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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.