Home / 65,430,339,878.18-98,175,330,840.14-33,581,378,517.95

Finding the Fourth Proportional to 65,430,339,878.18, 98,175,330,840.14 and 33,581,378,517.95

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Solution

The fourth proportional to 65,430,339,878.18, 98,175,330,840.14 and 33,581,378,517.95 is: 50,387,373,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,430,339,878.18 : 98,175,330,840.14 = 33,581,378,517.95 : x
  2. Step 2: Convert to fraction form
    65,430,339,878.18/98,175,330,840.14 = 33,581,378,517.95/x
  3. Step 3: Cross multiply
    65,430,339,878.18x = 98,175,330,840.14 × 33,581,378,517.95
  4. Step 4: Simplify right side
    65,430,339,878.18x = 3,296,862,946,067,052,756,992
  5. Step 5: Solve for x
    x = 3,296,862,946,067,052,756,992/65,430,339,878.18
  6. Step 6: Final answer
    x = 50,387,373,078.08

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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.