Home / 368,333,859.60-552,500,789.40-252,107,712.90

Finding the Fourth Proportional to 368,333,859.60, 552,500,789.40 and 252,107,712.90

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Solution

The fourth proportional to 368,333,859.60, 552,500,789.40 and 252,107,712.90 is: 378,161,569.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,333,859.60 : 552,500,789.40 = 252,107,712.90 : x
  2. Step 2: Convert to fraction form
    368,333,859.60/552,500,789.40 = 252,107,712.90/x
  3. Step 3: Cross multiply
    368,333,859.60x = 552,500,789.40 × 252,107,712.90
  4. Step 4: Simplify right side
    368,333,859.60x = 139,289,710,391,078,560
  5. Step 5: Solve for x
    x = 139,289,710,391,078,560/368,333,859.60
  6. Step 6: Final answer
    x = 378,161,569.35

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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.