Home / 550,629,453.12-760,029,107.04-359,918,174.40

Finding the Fourth Proportional to 550,629,453.12, 760,029,107.04 and 359,918,174.40

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Solution

The fourth proportional to 550,629,453.12, 760,029,107.04 and 359,918,174.40 is: 496,791,966.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,629,453.12 : 760,029,107.04 = 359,918,174.40 : x
  2. Step 2: Convert to fraction form
    550,629,453.12/760,029,107.04 = 359,918,174.40/x
  3. Step 3: Cross multiply
    550,629,453.12x = 760,029,107.04 × 359,918,174.40
  4. Step 4: Simplify right side
    550,629,453.12x = 273,548,288,696,698,944
  5. Step 5: Solve for x
    x = 273,548,288,696,698,944/550,629,453.12
  6. Step 6: Final answer
    x = 496,791,966.26

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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.