Home / 546,799,416.48-819,866,972.88-214,408,190.70

Finding the Fourth Proportional to 546,799,416.48, 819,866,972.88 and 214,408,190.70

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Solution

The fourth proportional to 546,799,416.48, 819,866,972.88 and 214,408,190.70 is: 321,482,044.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,799,416.48 : 819,866,972.88 = 214,408,190.70 : x
  2. Step 2: Convert to fraction form
    546,799,416.48/819,866,972.88 = 214,408,190.70/x
  3. Step 3: Cross multiply
    546,799,416.48x = 819,866,972.88 × 214,408,190.70
  4. Step 4: Simplify right side
    546,799,416.48x = 175,786,194,269,886,752
  5. Step 5: Solve for x
    x = 175,786,194,269,886,752/546,799,416.48
  6. Step 6: Final answer
    x = 321,482,044.37

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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.