Home / 1,646,958,138.96-2,470,516,661.34-541,538,522.40

Finding the Fourth Proportional to 1,646,958,138.96, 2,470,516,661.34 and 541,538,522.40

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Solution

The fourth proportional to 1,646,958,138.96, 2,470,516,661.34 and 541,538,522.40 is: 812,333,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,958,138.96 : 2,470,516,661.34 = 541,538,522.40 : x
  2. Step 2: Convert to fraction form
    1,646,958,138.96/2,470,516,661.34 = 541,538,522.40/x
  3. Step 3: Cross multiply
    1,646,958,138.96x = 2,470,516,661.34 × 541,538,522.40
  4. Step 4: Simplify right side
    1,646,958,138.96x = 1,337,879,942,346,644,736
  5. Step 5: Solve for x
    x = 1,337,879,942,346,644,736/1,646,958,138.96
  6. Step 6: Final answer
    x = 812,333,908.61

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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.