Home / 447,984,163.20-671,976,244.80-141,307,276.80

Finding the Fourth Proportional to 447,984,163.20, 671,976,244.80 and 141,307,276.80

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Solution

The fourth proportional to 447,984,163.20, 671,976,244.80 and 141,307,276.80 is: 211,960,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,984,163.20 : 671,976,244.80 = 141,307,276.80 : x
  2. Step 2: Convert to fraction form
    447,984,163.20/671,976,244.80 = 141,307,276.80/x
  3. Step 3: Cross multiply
    447,984,163.20x = 671,976,244.80 × 141,307,276.80
  4. Step 4: Simplify right side
    447,984,163.20x = 94,955,133,226,978,160
  5. Step 5: Solve for x
    x = 94,955,133,226,978,160/447,984,163.20
  6. Step 6: Final answer
    x = 211,960,915.20

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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.