Home / 579,413,367.10-869,274,015.45-251,748,279.10

Finding the Fourth Proportional to 579,413,367.10, 869,274,015.45 and 251,748,279.10

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Solution

The fourth proportional to 579,413,367.10, 869,274,015.45 and 251,748,279.10 is: 377,689,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,413,367.10 : 869,274,015.45 = 251,748,279.10 : x
  2. Step 2: Convert to fraction form
    579,413,367.10/869,274,015.45 = 251,748,279.10/x
  3. Step 3: Cross multiply
    579,413,367.10x = 869,274,015.45 × 251,748,279.10
  4. Step 4: Simplify right side
    579,413,367.10x = 218,838,237,455,884,320
  5. Step 5: Solve for x
    x = 218,838,237,455,884,320/579,413,367.10
  6. Step 6: Final answer
    x = 377,689,314.54

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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.