Home / 587,197,864.40-810,356,401.32-322,901,525.84

Finding the Fourth Proportional to 587,197,864.40, 810,356,401.32 and 322,901,525.84

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Solution

The fourth proportional to 587,197,864.40, 810,356,401.32 and 322,901,525.84 is: 445,616,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,197,864.40 : 810,356,401.32 = 322,901,525.84 : x
  2. Step 2: Convert to fraction form
    587,197,864.40/810,356,401.32 = 322,901,525.84/x
  3. Step 3: Cross multiply
    587,197,864.40x = 810,356,401.32 × 322,901,525.84
  4. Step 4: Simplify right side
    587,197,864.40x = 261,665,318,460,439,392
  5. Step 5: Solve for x
    x = 261,665,318,460,439,392/587,197,864.40
  6. Step 6: Final answer
    x = 445,616,945.03

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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.