Home / 16,989,129,057.12-25,483,774,193.64-5,198,228,722.32

Finding the Fourth Proportional to 16,989,129,057.12, 25,483,774,193.64 and 5,198,228,722.32

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Solution

The fourth proportional to 16,989,129,057.12, 25,483,774,193.64 and 5,198,228,722.32 is: 7,797,367,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,989,129,057.12 : 25,483,774,193.64 = 5,198,228,722.32 : x
  2. Step 2: Convert to fraction form
    16,989,129,057.12/25,483,774,193.64 = 5,198,228,722.32/x
  3. Step 3: Cross multiply
    16,989,129,057.12x = 25,483,774,193.64 × 5,198,228,722.32
  4. Step 4: Simplify right side
    16,989,129,057.12x = 132,470,486,966,496,641,024
  5. Step 5: Solve for x
    x = 132,470,486,966,496,641,024/16,989,129,057.12
  6. Step 6: Final answer
    x = 7,797,367,747.41

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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.