Home / 488,809,204.40-733,213,806.60-425,674,013.60

Finding the Fourth Proportional to 488,809,204.40, 733,213,806.60 and 425,674,013.60

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Solution

The fourth proportional to 488,809,204.40, 733,213,806.60 and 425,674,013.60 is: 638,511,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,809,204.40 : 733,213,806.60 = 425,674,013.60 : x
  2. Step 2: Convert to fraction form
    488,809,204.40/733,213,806.60 = 425,674,013.60/x
  3. Step 3: Cross multiply
    488,809,204.40x = 733,213,806.60 × 425,674,013.60
  4. Step 4: Simplify right side
    488,809,204.40x = 312,110,063,882,356,224
  5. Step 5: Solve for x
    x = 312,110,063,882,356,224/488,809,204.40
  6. Step 6: Final answer
    x = 638,511,020.40

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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.