Home / 449,055,493.08-619,689,985.40-250,819,880.84

Finding the Fourth Proportional to 449,055,493.08, 619,689,985.40 and 250,819,880.84

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Solution

The fourth proportional to 449,055,493.08, 619,689,985.40 and 250,819,880.84 is: 346,127,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,055,493.08 : 619,689,985.40 = 250,819,880.84 : x
  2. Step 2: Convert to fraction form
    449,055,493.08/619,689,985.40 = 250,819,880.84/x
  3. Step 3: Cross multiply
    449,055,493.08x = 619,689,985.40 × 250,819,880.84
  4. Step 4: Simplify right side
    449,055,493.08x = 155,430,568,295,769,344
  5. Step 5: Solve for x
    x = 155,430,568,295,769,344/449,055,493.08
  6. Step 6: Final answer
    x = 346,127,751.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.