Home / 610,627,379.47-842,665,145.93-332,168,238.70

Finding the Fourth Proportional to 610,627,379.47, 842,665,145.93 and 332,168,238.70

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Solution

The fourth proportional to 610,627,379.47, 842,665,145.93 and 332,168,238.70 is: 458,391,822.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,627,379.47 : 842,665,145.93 = 332,168,238.70 : x
  2. Step 2: Convert to fraction form
    610,627,379.47/842,665,145.93 = 332,168,238.70/x
  3. Step 3: Cross multiply
    610,627,379.47x = 842,665,145.93 × 332,168,238.70
  4. Step 4: Simplify right side
    610,627,379.47x = 279,906,597,337,446,560
  5. Step 5: Solve for x
    x = 279,906,597,337,446,560/610,627,379.47
  6. Step 6: Final answer
    x = 458,391,822.49

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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.