Home / 214,419,762,500.40-321,554,473,410.78-63,285,738,339.60

Finding the Fourth Proportional to 214,419,762,500.40, 321,554,473,410.78 and 63,285,738,339.60

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Solution

The fourth proportional to 214,419,762,500.40, 321,554,473,410.78 and 63,285,738,339.60 is: 94,906,421,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,419,762,500.40 : 321,554,473,410.78 = 63,285,738,339.60 : x
  2. Step 2: Convert to fraction form
    214,419,762,500.40/321,554,473,410.78 = 63,285,738,339.60/x
  3. Step 3: Cross multiply
    214,419,762,500.40x = 321,554,473,410.78 × 63,285,738,339.60
  4. Step 4: Simplify right side
    214,419,762,500.40x = 20,349,812,266,202,489,159,680
  5. Step 5: Solve for x
    x = 20,349,812,266,202,489,159,680/214,419,762,500.40
  6. Step 6: Final answer
    x = 94,906,421,072.85

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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.