Home / 447,984,152.70-671,976,229.05-141,307,266.30

Finding the Fourth Proportional to 447,984,152.70, 671,976,229.05 and 141,307,266.30

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Solution

The fourth proportional to 447,984,152.70, 671,976,229.05 and 141,307,266.30 is: 211,960,899.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,984,152.70 : 671,976,229.05 = 141,307,266.30 : x
  2. Step 2: Convert to fraction form
    447,984,152.70/671,976,229.05 = 141,307,266.30/x
  3. Step 3: Cross multiply
    447,984,152.70x = 671,976,229.05 × 141,307,266.30
  4. Step 4: Simplify right side
    447,984,152.70x = 94,955,123,945,638,144
  5. Step 5: Solve for x
    x = 94,955,123,945,638,144/447,984,152.70
  6. Step 6: Final answer
    x = 211,960,899.45

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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.