Home / 587,197,862.40-810,356,398.56-322,901,523.84

Finding the Fourth Proportional to 587,197,862.40, 810,356,398.56 and 322,901,523.84

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Solution

The fourth proportional to 587,197,862.40, 810,356,398.56 and 322,901,523.84 is: 445,616,942.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,197,862.40 : 810,356,398.56 = 322,901,523.84 : x
  2. Step 2: Convert to fraction form
    587,197,862.40/810,356,398.56 = 322,901,523.84/x
  3. Step 3: Cross multiply
    587,197,862.40x = 810,356,398.56 × 322,901,523.84
  4. Step 4: Simplify right side
    587,197,862.40x = 261,665,315,948,518,336
  5. Step 5: Solve for x
    x = 261,665,315,948,518,336/587,197,862.40
  6. Step 6: Final answer
    x = 445,616,942.27

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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.