Home / 869,222,994.85-1,303,842,563.04-247,438,205.03

Finding the Fourth Proportional to 869,222,994.85, 1,303,842,563.04 and 247,438,205.03

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Solution

The fourth proportional to 869,222,994.85, 1,303,842,563.04 and 247,438,205.03 is: 371,159,605.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,222,994.85 : 1,303,842,563.04 = 247,438,205.03 : x
  2. Step 2: Convert to fraction form
    869,222,994.85/1,303,842,563.04 = 247,438,205.03/x
  3. Step 3: Cross multiply
    869,222,994.85x = 1,303,842,563.04 × 247,438,205.03
  4. Step 4: Simplify right side
    869,222,994.85x = 322,620,463,444,532,096
  5. Step 5: Solve for x
    x = 322,620,463,444,532,096/869,222,994.85
  6. Step 6: Final answer
    x = 371,159,605.02

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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.