Home / 214,443,509.94-321,441,315.30-105,117,304.50

Finding the Fourth Proportional to 214,443,509.94, 321,441,315.30 and 105,117,304.50

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Solution

The fourth proportional to 214,443,509.94, 321,441,315.30 and 105,117,304.50 is: 157,566,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,443,509.94 : 321,441,315.30 = 105,117,304.50 : x
  2. Step 2: Convert to fraction form
    214,443,509.94/321,441,315.30 = 105,117,304.50/x
  3. Step 3: Cross multiply
    214,443,509.94x = 321,441,315.30 × 105,117,304.50
  4. Step 4: Simplify right side
    214,443,509.94x = 33,789,044,619,270,612
  5. Step 5: Solve for x
    x = 33,789,044,619,270,612/214,443,509.94
  6. Step 6: Final answer
    x = 157,566,179.68

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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.